diff --git a/.github/workflows/utest.yml b/.github/workflows/utest.yml
index 9a70ef05..c9325fbd 100644
--- a/.github/workflows/utest.yml
+++ b/.github/workflows/utest.yml
@@ -31,9 +31,17 @@ jobs:
       # Build your program with the given configuration
       run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} 
 
-    - name: Test
+    - name: Test-TC_APPLY
       working-directory: ${{github.workspace}}/build
       # Execute tests defined by the CMake configuration.  
       # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
       run: ${{github.workspace}}/build/bin/ut_tc_apply
+    
+    - name: Test-CRYPTO_CONFIG
+      working-directory: ${{github.workspace}}/build
+      # Execute tests defined by the CMake configuration.  
+      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+      run: ${{github.workspace}}/build/bin/ut_crypto_config
+
+
       
diff --git a/src/src_main/crypto.c b/src/src_main/crypto.c
index 88705adb..b9fb0e1f 100644
--- a/src/src_main/crypto.c
+++ b/src/src_main/crypto.c
@@ -176,7 +176,8 @@ int32_t Crypto_compare_less_equal(uint8_t *actual, uint8_t *expected, int length
 uint8_t Crypto_Prep_Reply(uint8_t *ingest, uint8_t appID)
 {
     uint8_t count = 0;
-
+    if(ingest == NULL) return count;
+    
     // Prepare CCSDS for reply
     sdls_frame.hdr.pvn = 0;
     sdls_frame.hdr.type = 0;
@@ -576,7 +577,7 @@ int32_t Crypto_PDU(uint8_t *ingest, TC_t *tc_frame)
     }
 
 #ifdef CCSDS_DEBUG
-    if (status > 0)
+    if ((status > 0) && (ingest != NULL))
     {
         printf(KMAG "CCSDS message put on software bus: 0x" RESET);
         for (int x = 0; x < status; x++)
diff --git a/src/src_main/crypto_key_mgmt.c b/src/src_main/crypto_key_mgmt.c
index 3054c6ed..ef260156 100644
--- a/src/src_main/crypto_key_mgmt.c
+++ b/src/src_main/crypto_key_mgmt.c
@@ -283,7 +283,7 @@ int32_t Crypto_Key_inventory(uint8_t *ingest)
     uint16_t range = 0;
     crypto_key_t* ek_ring = cryptography_if->get_ek_ring();
 
-    if ( ek_ring == NULL )
+    if ( ek_ring == NULL || ingest == NULL)
     {
         return CRYPTOGRAPHY_UNSUPPORTED_OPERATION_FOR_KEY_RING;
     }
@@ -330,7 +330,7 @@ int32_t Crypto_Key_verify(uint8_t *ingest, TC_t *tc_frame)
 #ifdef PDU_DEBUG
     printf("Crypto_Key_verify: Requested %d key(s) to verify \n", pdu_keys);
 #endif
-
+    
     // Read in PDU
     for (int x = 0; x < pdu_keys; x++)
     {
@@ -349,13 +349,12 @@ int32_t Crypto_Key_verify(uint8_t *ingest, TC_t *tc_frame)
         printf("\n");
 #endif
     }
-
+    
     // Prepare for Reply
     sdls_frame.pdu.pdu_len = pdu_keys * (2 + IV_SIZE + CHALLENGE_SIZE + CHALLENGE_MAC_SIZE);
     sdls_frame.hdr.pkt_length = sdls_frame.pdu.pdu_len + 9;
     count = Crypto_Prep_Reply(ingest, 128);
     crypto_key_t* ek_ring = cryptography_if->get_ek_ring();
-
     if ( ek_ring == NULL ) // Can't verify key without a key ring, action supported for this cryptography interface!
     {
         return CRYPTOGRAPHY_UNSUPPORTED_OPERATION_FOR_KEY_RING;
diff --git a/src/src_main/crypto_mc.c b/src/src_main/crypto_mc.c
index faf8d08b..90fa0a43 100644
--- a/src/src_main/crypto_mc.c
+++ b/src/src_main/crypto_mc.c
@@ -48,6 +48,7 @@ int32_t Crypto_MC_ping(uint8_t *ingest)
  **/
 int32_t Crypto_MC_status(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
     int count = 0;
 
     // TODO: Update log_summary.rs;
@@ -78,6 +79,7 @@ int32_t Crypto_MC_status(uint8_t *ingest)
  **/
 int32_t Crypto_MC_dump(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
     int count = 0;
 
     // Prepare for Reply
@@ -113,6 +115,7 @@ int32_t Crypto_MC_dump(uint8_t *ingest)
  **/
 int32_t Crypto_MC_erase(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
     int count = 0;
 
     // Zero Logs
@@ -152,6 +155,7 @@ int32_t Crypto_MC_erase(uint8_t *ingest)
  **/
 int32_t Crypto_MC_selftest(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
     uint8_t count = 0;
     uint8_t result = ST_OK;
 
@@ -174,6 +178,7 @@ int32_t Crypto_MC_selftest(uint8_t *ingest)
  **/
 int32_t Crypto_SA_readARSN(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
     uint8_t count = 0;
     uint16_t spi = 0x0000;
     SecurityAssociation_t *sa_ptr;
diff --git a/src/src_main/crypto_tc.c b/src/src_main/crypto_tc.c
index 9b6f5618..f218ea9a 100644
--- a/src/src_main/crypto_tc.c
+++ b/src/src_main/crypto_tc.c
@@ -121,6 +121,7 @@ int32_t Crypto_TC_ApplySecurity(const uint8_t *p_in_frame, const uint16_t in_fra
         printf(KYEL "DEBUG - Received Control/Command frame - nothing to do.\n" RESET);
 #endif
         status = CRYPTO_LIB_ERR_INVALID_CC_FLAG;
+        return status;
     }
 
     if (status == CRYPTO_LIB_SUCCESS)
diff --git a/src/src_main/sadb_routine_inmemory.template.c b/src/src_main/sadb_routine_inmemory.template.c
index 1b9e612c..2885fcab 100644
--- a/src/src_main/sadb_routine_inmemory.template.c
+++ b/src/src_main/sadb_routine_inmemory.template.c
@@ -944,6 +944,8 @@ static int32_t sadb_sa_setARSNW(void)
  **/
 static int32_t sadb_sa_status(uint8_t *ingest)
 {
+    if(ingest == NULL) return CRYPTO_LIB_ERROR;
+    
     // Local variables
     int count = 0;
     uint16_t spi = 0x0000;
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 66aaaf3b..4c71adcd 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -25,6 +25,14 @@ add_test(NAME UT_TC_APPLY
          COMMAND ${PROJECT_BINARY_DIR}/bin/ut_tc_apply 
          WORKING_DIRECTORY ${PROJECT_TEST_DIR})
 
+add_test(NAME UT_CRYPTO_CONFIG
+         COMMAND ${PROJECT_BINARY_DIR}/bin/ut_crypto_config 
+         WORKING_DIRECTORY ${PROJECT_TEST_DIR})
+
+add_test(NAME UT_CRYPTO
+         COMMAND ${PROJECT_BINARY_DIR}/bin/ut_crypto 
+         WORKING_DIRECTORY ${PROJECT_TEST_DIR})
+
 if(${ENCTEST})
     add_test(NAME ET_DT_VALIDATION
              COMMAND ${PROJECT_BINARY_DIR}/bin/et_dt_validation 
diff --git a/util/include/ut_crypto.h b/util/include/ut_crypto.h
new file mode 100644
index 00000000..c7e278c4
--- /dev/null
+++ b/util/include/ut_crypto.h
@@ -0,0 +1,35 @@
+/* Copyright (C) 2009 - 2022 National Aeronautics and Space Administration.
+   All Foreign Rights are Reserved to the U.S. Government.
+
+   This software is provided "as is" without any warranty of any kind, either expressed, implied, or statutory,
+   including, but not limited to, any warranty that the software will conform to specifications, any implied warranties
+   of merchantability, fitness for a particular purpose, and freedom from infringement, and any warranty that the
+   documentation will conform to the program, or any warranty that the software will be error free.
+
+   In no event shall NASA be liable for any damages, including, but not limited to direct, indirect, special or
+   consequential damages, arising out of, resulting from, or in any way connected with the software or its
+   documentation, whether or not based upon warranty, contract, tort or otherwise, and whether or not loss was sustained
+   from, or arose out of the results of, or use of, the software, documentation or services provided hereunder.
+
+   ITC Team
+   NASA IV&V
+   jstar-development-team@mail.nasa.gov
+*/
+
+#ifndef CRYPTOLIB_UT_CRYPTO_H
+#define CRYPTOLIB_UT_CRYPTO_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include "crypto.h"
+#include "shared_util.h"
+#include <stdio.h>
+
+#ifdef __cplusplus
+} /* Close scope of 'extern "C"' declaration which encloses file. */
+#endif
+
+#endif // CRYPTOLIB_UT_CRYPTO_H
\ No newline at end of file
diff --git a/util/include/ut_crypto_config.h b/util/include/ut_crypto_config.h
new file mode 100644
index 00000000..a94e6106
--- /dev/null
+++ b/util/include/ut_crypto_config.h
@@ -0,0 +1,35 @@
+/* Copyright (C) 2009 - 2022 National Aeronautics and Space Administration.
+   All Foreign Rights are Reserved to the U.S. Government.
+
+   This software is provided "as is" without any warranty of any kind, either expressed, implied, or statutory,
+   including, but not limited to, any warranty that the software will conform to specifications, any implied warranties
+   of merchantability, fitness for a particular purpose, and freedom from infringement, and any warranty that the
+   documentation will conform to the program, or any warranty that the software will be error free.
+
+   In no event shall NASA be liable for any damages, including, but not limited to direct, indirect, special or
+   consequential damages, arising out of, resulting from, or in any way connected with the software or its
+   documentation, whether or not based upon warranty, contract, tort or otherwise, and whether or not loss was sustained
+   from, or arose out of the results of, or use of, the software, documentation or services provided hereunder.
+
+   ITC Team
+   NASA IV&V
+   jstar-development-team@mail.nasa.gov
+*/
+
+#ifndef CRYPTOLIB_UT_CRYPTO_CONFIG_H
+#define CRYPTOLIB_UT_CRYPTO_CONFIG_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include "crypto.h"
+#include "shared_util.h"
+#include <stdio.h>
+
+#ifdef __cplusplus
+} /* Close scope of 'extern "C"' declaration which encloses file. */
+#endif
+
+#endif // CRYPTOLIB_UT_CRYPTO_CONFIG_H
\ No newline at end of file
diff --git a/util/src_util/ut_crypto.c b/util/src_util/ut_crypto.c
new file mode 100644
index 00000000..52caa077
--- /dev/null
+++ b/util/src_util/ut_crypto.c
@@ -0,0 +1,345 @@
+/* Copyright (C) 2009 - 2022 National Aeronautics and Space Administration.
+   All Foreign Rights are Reserved to the U.S. Government.
+
+   This software is provided "as is" without any warranty of any kind, either expressed, implied, or statutory,
+   including, but not limited to, any warranty that the software will conform to specifications, any implied warranties
+   of merchantability, fitness for a particular purpose, and freedom from infringement, and any warranty that the
+   documentation will conform to the program, or any warranty that the software will be error free.
+
+   In no event shall NASA be liable for any damages, including, but not limited to direct, indirect, special or
+   consequential damages, arising out of, resulting from, or in any way connected with the software or its
+   documentation, whether or not based upon warranty, contract, tort or otherwise, and whether or not loss was sustained
+   from, or arose out of the results of, or use of, the software, documentation or services provided hereunder.
+
+   ITC Team
+   NASA IV&V
+   jstar-development-team@mail.nasa.gov
+*/
+
+/**
+ *  Unit Tests that macke use of CRYPTO_C functionality on the data.
+ **/
+#include "ut_crypto.h"
+#include "crypto.h"
+#include "crypto_error.h"
+#include "sadb_routine.h"
+#include "utest.h"
+
+UTEST(CRYPTO_C, CALC_CRC16)
+{
+    char *data_h = "2003002000ff000100001880d2c9000e197f0b001b0004000400003040d95e";
+    uint8_t *data_b = NULL;
+    int data_b_len = 0;
+    Crypto_Init_Unit_Test();
+
+    hex_conversion(data_h, (char **)&data_b, &data_b_len);
+
+    int size = 31;
+    uint16_t crc = 0x00;
+    uint16_t validated_crc = 0xA61A;
+    crc = Crypto_Calc_CRC16(data_b, size);
+    
+    //printf("CRC = 0x%04x\n", crc);
+    ASSERT_EQ(crc, validated_crc);
+}
+
+UTEST(CRYPTO_C, HAPPY_BAD_CC)
+{
+    // Setup & Initialize CryptoLib
+    Crypto_Config_CryptoLib(SADB_TYPE_INMEMORY, CRYPTOGRAPHY_TYPE_LIBGCRYPT, CRYPTO_TC_CREATE_FECF_TRUE, TC_PROCESS_SDLS_PDUS_TRUE, TC_HAS_PUS_HDR,
+                            TC_IGNORE_SA_STATE_FALSE, TC_IGNORE_ANTI_REPLAY_FALSE, TC_UNIQUE_SA_PER_MAP_ID_FALSE,
+                            TC_CHECK_FECF_TRUE, 0x3F);
+    Crypto_Config_Add_Gvcid_Managed_Parameter(0, 0x0003, 0, TC_NO_FECF, TC_NO_SEGMENT_HDRS);
+    Crypto_Config_Add_Gvcid_Managed_Parameter(0, 0x0003, 1, TC_NO_FECF, TC_NO_SEGMENT_HDRS);
+    Crypto_Init();
+    char *raw_tc_sdls_ping_h = "3003002000ff000100001880d2c9000e197f0b001b0004000400003040d95ea61a";
+    char *raw_tc_sdls_ping_b = NULL;
+    int raw_tc_sdls_ping_len = 0;
+
+    hex_conversion(raw_tc_sdls_ping_h, &raw_tc_sdls_ping_b, &raw_tc_sdls_ping_len);
+
+    uint8_t *ptr_enc_frame = NULL;
+    uint16_t enc_frame_len = 0;
+
+    int32_t return_val = CRYPTO_LIB_ERROR;
+
+    return_val =
+        Crypto_TC_ApplySecurity((uint8_t *)raw_tc_sdls_ping_b, raw_tc_sdls_ping_len, &ptr_enc_frame, &enc_frame_len);
+    Crypto_Shutdown();
+    free(raw_tc_sdls_ping_b);
+    free(ptr_enc_frame);
+    ASSERT_EQ(CRYPTO_LIB_ERR_INVALID_CC_FLAG, return_val);
+}
+
+//TODO:  This needs to be reworked to actually better test.
+UTEST(CRYPTO_C, PDU_SWITCH)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+
+    Crypto_Config_CryptoLib(SADB_TYPE_INMEMORY, CRYPTOGRAPHY_TYPE_LIBGCRYPT, CRYPTO_TC_CREATE_FECF_TRUE, TC_PROCESS_SDLS_PDUS_TRUE, TC_HAS_PUS_HDR,
+                            TC_IGNORE_SA_STATE_FALSE, TC_IGNORE_ANTI_REPLAY_FALSE, TC_UNIQUE_SA_PER_MAP_ID_FALSE,
+                            TC_CHECK_FECF_TRUE, 0x3F);
+    Crypto_Config_Add_Gvcid_Managed_Parameter(0, 0x0003, 0, TC_HAS_FECF, TC_HAS_SEGMENT_HDRS);
+    Crypto_Config_Add_Gvcid_Managed_Parameter(0, 0x0003, 1, TC_HAS_FECF, TC_HAS_SEGMENT_HDRS);
+    Crypto_Init();
+
+    sdls_frame.pdu.type = 0;
+    sdls_frame.pdu.uf = 0;
+    sdls_frame.pdu.sg = SG_KEY_MGMT;
+    sdls_frame.pdu.pid = PID_OTAR;
+    uint8_t *ingest = NULL;
+
+    TC_t *tc_frame;
+    tc_frame = malloc(sizeof(uint8_t) * TC_SIZE);
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_KEY_ACTIVATION;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_KEY_DEACTIVATION;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pdu_len = 0;
+    sdls_frame.pdu.pid = PID_KEY_VERIFICATION;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_KEY_DESTRUCTION;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_KEY_INVENTORY;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTOGRAPHY_UNSUPPORTED_OPERATION_FOR_KEY_RING);
+    
+    sdls_frame.pdu.pid = SG_KEY_MGMT;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.sg = SG_SA_MGMT;
+    sdls_frame.pdu.pid = PID_CREATE_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_DELETE_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_SET_ARSNW;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_REKEY_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_EXPIRE_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_SET_ARSN;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_START_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_STOP_SA;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = PID_READ_ARSN;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = PID_SA_STATUS;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = 0b111;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.sg = SG_SEC_MON_CTRL;
+    sdls_frame.pdu.pid = PID_LOG_STATUS;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = PID_DUMP_LOG;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = PID_ERASE_LOG;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = PID_SELF_TEST;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_ERROR);
+
+    sdls_frame.pdu.pid = PID_ALARM_FLAG;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 0b1111;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.sg = PID_LOG_STATUS;
+    sdls_frame.pdu.pid = PID_LOG_STATUS;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.uf = 1;
+    sdls_frame.pdu.pid = 0;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 1;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 2;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 3;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 4;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 5;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 6;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 7;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.pid = 8;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+
+    sdls_frame.pdu.type = 1;
+    sdls_frame.pdu.pid = 8;
+    status = Crypto_PDU(ingest, tc_frame);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+}
+
+UTEST(CRYPTO_C, EXT_PROC_PDU)
+{
+    uint8_t *ingest = NULL;
+    TC_t *tc_frame = NULL;
+    tc_frame = malloc(sizeof(uint8_t) * TC_SIZE);
+    int32_t status = CRYPTO_LIB_ERROR;
+    crypto_config->has_pus_hdr = TC_NO_PUS_HDR;
+    tc_frame->tc_header.vcid = TC_SDLS_EP_VCID;
+    tc_frame->tc_header.fl = 1;
+
+    status = Crypto_Process_Extended_Procedure_Pdu(tc_frame, ingest);
+    ASSERT_EQ(status, CRYPTO_LIB_SUCCESS);
+}
+
+
+//TODO: Move these to their own unit test files.
+
+//TODO:  This test will need to be reworked when this functionality exists.
+UTEST(CRYPTO_AOS, APPLY_SECURITY)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    uint8_t ingest[1024] = {0};
+    int len_ingest = 0;
+
+    status = Crypto_AOS_ApplySecurity(&ingest[0], &len_ingest);
+
+    ASSERT_EQ(CRYPTO_LIB_SUCCESS, status);
+}
+
+UTEST(CRYPTO_AOS, PROCESS_SECURITY)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    uint8_t ingest[1024] = {0};
+    int len_ingest = 0;
+
+    status = Crypto_AOS_ProcessSecurity(&ingest[0], &len_ingest);
+
+    ASSERT_EQ(CRYPTO_LIB_SUCCESS, status);
+}
+
+UTEST(CRYPTO_MC, STATUS)
+{
+    int count = 0;
+    uint8_t ingest[1024] = {0};
+
+    count = Crypto_MC_status(ingest);
+    ASSERT_EQ(11, count);
+}
+
+UTEST(CRYPTO_MC, DUMP)
+{
+    int count = 0;
+    uint8_t ingest[1024] = {0};
+
+    count = Crypto_MC_dump(ingest);
+    ASSERT_EQ(((log_count * 4) + (log_count * 2) + 9), count);
+}
+
+UTEST(CRYPTO_MC, ERASE)
+{
+    int count = 0;
+    uint8_t ingest[1024] = {0};
+
+    count = Crypto_MC_erase(ingest);
+    ASSERT_EQ(11, count);
+}
+
+UTEST(CRYPTO_MC, SELFTEST)
+{
+    int count = 0;
+    uint8_t ingest[1024] = {0};
+
+    count = Crypto_MC_selftest(ingest);
+    ASSERT_EQ(10, count);
+}
+
+UTEST(CRYPTO_MC, READARSN)
+{
+    int count = 0;
+    uint8_t ingest[1024] = {0};
+
+    count = Crypto_SA_readARSN(ingest);
+    ASSERT_EQ(11, count);
+}
+
+UTEST(CRYPTO_MC, PROCESS)
+{
+    uint8_t ingest[1024] = {0};
+    int len_ingest = 0;
+    int32_t status = CRYPTO_LIB_ERROR;
+
+    status = Crypto_TM_ProcessSecurity(ingest, &len_ingest);
+    ASSERT_EQ(CRYPTO_LIB_SUCCESS, status);
+}
+
+UTEST(CRYPTO_MC, TMLENGTH)
+{
+    int length = 0;
+
+    length = Crypto_Get_tmLength(length);
+    ASSERT_EQ(1145, length);
+}
+
+
+
+UTEST_MAIN();
\ No newline at end of file
diff --git a/util/src_util/ut_crypto_config.c b/util/src_util/ut_crypto_config.c
new file mode 100644
index 00000000..7ab4e07f
--- /dev/null
+++ b/util/src_util/ut_crypto_config.c
@@ -0,0 +1,180 @@
+/* Copyright (C) 2009 - 2022 National Aeronautics and Space Administration.
+   All Foreign Rights are Reserved to the U.S. Government.
+
+   This software is provided "as is" without any warranty of any kind, either expressed, implied, or statutory,
+   including, but not limited to, any warranty that the software will conform to specifications, any implied warranties
+   of merchantability, fitness for a particular purpose, and freedom from infringement, and any warranty that the
+   documentation will conform to the program, or any warranty that the software will be error free.
+
+   In no event shall NASA be liable for any damages, including, but not limited to direct, indirect, special or
+   consequential damages, arising out of, resulting from, or in any way connected with the software or its
+   documentation, whether or not based upon warranty, contract, tort or otherwise, and whether or not loss was sustained
+   from, or arose out of the results of, or use of, the software, documentation or services provided hereunder.
+
+   ITC Team
+   NASA IV&V
+   jstar-development-team@mail.nasa.gov
+*/
+
+/**
+ *  Unit Tests that macke use of CRYPTO_CONFIG functionality on the data.
+ **/
+#include "ut_crypto_config.h"
+#include "crypto.h"
+#include "crypto_error.h"
+#include "sadb_routine.h"
+#include "utest.h"
+
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_WITH_INCOMPLETE_CONFIG)
+{
+    // Make use of Crypto_Init_With_Configs
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = NULL;
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = NULL;
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    ASSERT_EQ(CRYPTO_CONFIGURATION_NOT_COMPLETE, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_NO_MANAGED_PARAM_CONFIG)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = NULL;
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    free(crypto_config_p);
+    ASSERT_EQ(CRYPTO_MANAGED_PARAM_CONFIGURATION_NOT_COMPLETE, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_MARIADB_NULL)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = malloc(sizeof(GvcidManagedParameters_t));
+    gvcid_managed_paramenters_p->next = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = NULL;
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+
+    crypto_config->sadb_type = SADB_TYPE_MARIADB;
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+ 
+    free(crypto_config_p);
+    free(gvcid_managed_paramenters_p);
+    ASSERT_EQ(CRYPTO_MARIADB_CONFIGURATION_NOT_COMPLETE, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_KMCCRYPTO_NULL)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = malloc(sizeof(GvcidManagedParameters_t));
+    gvcid_managed_paramenters_p->next = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = malloc(sizeof(SadbMariaDBConfig_t) * sizeof(uint8_t));
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+
+    crypto_config->sadb_type = SADB_TYPE_MARIADB;
+    crypto_config->cryptography_type = CRYPTOGRAPHY_TYPE_KMCCRYPTO;
+
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    free(crypto_config_p);
+    free(gvcid_managed_paramenters_p);
+    free(sadb_mariadb_config_p);
+    ASSERT_EQ(CRYPTOGRAPHY_KMC_CRYPTO_SERVICE_CONFIGURATION_NOT_COMPLETE, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_INVALID_INTERFACE)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = malloc(sizeof(GvcidManagedParameters_t));
+    gvcid_managed_paramenters_p->next = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = malloc(sizeof(SadbMariaDBConfig_t) * sizeof(uint8_t));
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+
+    crypto_config->sadb_type = SADB_TYPE_MARIADB;
+    crypto_config->cryptography_type = 2; // Currently an invalid ENUM
+
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    free(crypto_config_p);
+    free(gvcid_managed_paramenters_p);
+    free(sadb_mariadb_config_p);
+    ASSERT_EQ(CRYPTOGRAPHY_INVALID_CRYPTO_INTERFACE_TYPE, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_INVALID_SADB)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = malloc(sizeof(GvcidManagedParameters_t) * sizeof(uint8_t));
+    gvcid_managed_paramenters_p->next = NULL;
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = malloc(sizeof(SadbMariaDBConfig_t) * sizeof(uint8_t));
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = NULL;
+
+    crypto_config->sadb_type = 2; // Currently an invalid ENUM
+    crypto_config->cryptography_type = 2; // Currently an invalid ENUM
+
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    free(crypto_config_p);
+    free(gvcid_managed_paramenters_p);
+    free(sadb_mariadb_config_p);
+    ASSERT_EQ(SADB_INVALID_SADB_TYPE, status);
+}
+
+// TODO: Not able to force the Crypto_Lib_Error ATM
+UTEST(CRYPTO_CONFIG, CRYPTO_CONFIG_MDB)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    char* mysql_username = "ITC_JPL";
+    char* mysql_password = "ITC_JPL";
+    char* mysql_hostname = "ITC_JPL";
+    char* mysql_database = "ITC_JPL";
+    uint16_t mysql_port = 9999;
+    uint8_t enc_conn = 123;
+    char* ssl_cert = "NONE";
+    char* ssl_key = "NONE";
+    char* ssl_ca = "NONE";
+    char* ssl_capath = "NONE";
+    status = Crypto_Config_MariaDB(mysql_username, mysql_password, mysql_hostname, mysql_database, mysql_port, enc_conn, ssl_cert, ssl_key, ssl_ca, ssl_capath);
+    ASSERT_EQ(CRYPTO_LIB_SUCCESS, status);
+}
+
+UTEST(CRYPTO_CONFIG, CRYPTO_CONFIG_KMC)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    char* hostname = "ITC_JPL";
+    int16_t port = 9999;
+    char* cert_path = "NONE";
+    char* key_path = "NONE";
+    uint8_t ssl_host_val = 123;
+
+    status = Crypto_Config_Kmc_Crypto_Service(hostname,port,cert_path,key_path,ssl_host_val);
+    ASSERT_EQ(CRYPTO_LIB_SUCCESS, status);
+}
+
+#ifdef TODO_NEEDSWORK
+UTEST(CRYPTO_CONFIG, CRYPTO_INIT_KMC_OK)
+{
+    int32_t status = CRYPTO_LIB_ERROR;
+    CryptoConfig_t *crypto_config_p = malloc(sizeof(CryptoConfig_t) * sizeof(uint8_t));
+    GvcidManagedParameters_t *gvcid_managed_paramenters_p = malloc(sizeof(GvcidManagedParameters_t) * sizeof(uint8_t));
+    SadbMariaDBConfig_t *sadb_mariadb_config_p = malloc(sizeof(SadbMariaDBConfig_t) * sizeof(uint8_t));
+    CryptographyKmcCryptoServiceConfig_t *cryptography_kmc_crypto_config_p = malloc(sizeof(CryptographyKmcCryptoServiceConfig_t) * sizeof(uint8_t));
+
+    crypto_config->sadb_type = SADB_TYPE_MARIADB;
+    crypto_config->cryptography_type = CRYPTOGRAPHY_TYPE_KMCCRYPTO;
+
+    status = Crypto_Init_With_Configs(crypto_config_p, gvcid_managed_paramenters_p, sadb_mariadb_config_p, cryptography_kmc_crypto_config_p);
+    free(crypto_config_p);
+    free(gvcid_managed_paramenters_p);
+    free(sadb_mariadb_config_p);
+    free(cryptography_kmc_crypto_config_p);
+    ASSERT_EQ(CRYPTOGRAPHY_KMC_CRYPTO_SERVICE_CONFIGURATION_NOT_COMPLETE, status);
+}
+#endif
+
+UTEST_MAIN();
\ No newline at end of file
diff --git a/util/src_util/ut_tc_apply.c b/util/src_util/ut_tc_apply.c
index 053a6192..4f958317 100644
--- a/util/src_util/ut_tc_apply.c
+++ b/util/src_util/ut_tc_apply.c
@@ -47,13 +47,31 @@ UTEST(TC_APPLY_SECURITY, NO_CRYPTO_INIT)
     uint16_t enc_frame_len = 0;
     int32_t return_val = CRYPTO_LIB_ERROR;
 
-    return_val =
-        Crypto_TC_ApplySecurity((uint8_t *)raw_tc_sdls_ping_b, raw_tc_sdls_ping_len, &ptr_enc_frame, &enc_frame_len);
+    return_val = Crypto_TC_ApplySecurity((uint8_t *)raw_tc_sdls_ping_b, raw_tc_sdls_ping_len, &ptr_enc_frame, &enc_frame_len);
     ASSERT_EQ(CRYPTO_LIB_ERR_NO_INIT, return_val);
     free(raw_tc_sdls_ping_b);
     Crypto_Shutdown();
 }
 
+UTEST(TC_APPLY_SECURITY, NO_CONFIG)
+{
+    // No Crypto_Init(), but we still Configure It;
+    char *raw_tc_sdls_ping_h = "20030015001880d2c70008197f0b00310000b1fe3128";
+    char *raw_tc_sdls_ping_b = NULL;
+    int raw_tc_sdls_ping_len = 0;
+
+    hex_conversion(raw_tc_sdls_ping_h, &raw_tc_sdls_ping_b, &raw_tc_sdls_ping_len);
+
+    uint8_t *ptr_enc_frame = NULL;
+    uint16_t enc_frame_len = 0;
+    int32_t return_val = CRYPTO_LIB_ERROR;
+
+    return_val = Crypto_TC_ApplySecurity((uint8_t *)raw_tc_sdls_ping_b, raw_tc_sdls_ping_len, &ptr_enc_frame, &enc_frame_len);
+    ASSERT_EQ(CRYPTO_LIB_ERR_NO_CONFIG, return_val);
+    free(raw_tc_sdls_ping_b);
+    Crypto_Shutdown();
+}
+
 /**
  * @brief Unit Test:  Nominal Case
  * This should read a raw_tc_sdls_ping and continue down the "happy Path", finally returning CRYPTO_LIB_SUCCESS