diff --git a/client/cmdflashmem.c b/client/cmdflashmem.c
index af8584ce7..2a9709ef0 100644
--- a/client/cmdflashmem.c
+++ b/client/cmdflashmem.c
@@ -260,9 +260,12 @@ int CmdFlashMemLoad(const char *Cmd) {
             break;
     }
 
-    data = realloc(data, datalen);
-    if (!data) {
+    uint8_t *newdata = realloc(data, datalen);
+    if (newdata == NULL) {
+        free(data);
         return 1;
+    } else {
+        data = newdata;
     }
 
     //Send to device
diff --git a/client/cmdlfkeri.c b/client/cmdlfkeri.c
index 3228e31f4..0fda6c683 100644
--- a/client/cmdlfkeri.c
+++ b/client/cmdlfkeri.c
@@ -41,8 +41,8 @@ int usage_lf_keri_sim(void) {
 // find KERI preamble in already demoded data
 int detectKeri(uint8_t *dest, size_t *size, bool *invert) {
 
-    uint8_t preamble[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1};
-    uint8_t preamble_i[] = {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0};
+    uint8_t preamble[] = {1,1,1,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1};
+    uint8_t preamble_i[] = {0,0,0,1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0};
 
     // sanity check.
     if (*size < sizeof(preamble) + 100) return -1;
@@ -157,18 +157,16 @@ int CmdKeriClone(const char *Cmd) {
             2 << T5555_MAXBLOCK_SHIFT;
     }
 
-
     // MSB is ONE
     internalid |= 0x80000000;
-
+    
     // 3 LSB is ONE
     uint64_t data = ((uint64_t)internalid << 3) + 7;
+    PrintAndLogEx(INFO, "Preparing to clone KERI to T55x7 with Internal Id: %" PRIx64, internalid );
 
     //
     blocks[1] = data >> 32;
     blocks[2] = data & 0xFFFFFFFF;
-
-    PrintAndLogEx(INFO, "Preparing to clone KERI to T55x7 with Internal Id: %u", internalid);
     print_blocks(blocks, 3);
 
 
diff --git a/client/cmdlfparadox.c b/client/cmdlfparadox.c
index 02ff02005..23d45bc27 100644
--- a/client/cmdlfparadox.c
+++ b/client/cmdlfparadox.c
@@ -147,8 +147,8 @@ int CmdParadoxRead(const char *Cmd) {
 
 int CmdParadoxSim(const char *Cmd) {
 
-    char cmdp = param_getchar(Cmd, 0);
-    if (strlen(Cmd) == 0 || cmdp == 'h' || cmdp == 'H') return usage_lf_paradox_sim();
+    char cmdp = tolower(param_getchar(Cmd, 0));
+    if (strlen(Cmd) == 0 || cmdp == 'h') return usage_lf_paradox_sim();
 
     uint32_t facilitycode = 0, cardnumber = 0, fc = 0, cn = 0;
 
diff --git a/client/cmdlfpyramid.c b/client/cmdlfpyramid.c
index bcf5ab672..a2f5942ad 100644
--- a/client/cmdlfpyramid.c
+++ b/client/cmdlfpyramid.c
@@ -55,7 +55,7 @@ int detectPyramid(uint8_t *dest, size_t *size, int *waveStartIdx) {
     if (getSignalProperties()->isnoise) return -2;
 
     // FSK demodulator RF/50 FSK 10,8
-    *size = fskdemod(dest, *size, 50, 0, 10, 8, waveStartIdx);  // pyramid fsk2
+    *size = fskdemod(dest, *size, 50, 1, 10, 8, waveStartIdx);  // pyramid fsk2
 
     //did we get a good demod?
     if (*size < 128) return -3;
@@ -235,11 +235,13 @@ int CmdPyramidDemod(const char *Cmd) {
             PrintAndLogEx(SUCCESS, "Pyramid ID Found - BitLength: %d -unknown BitLength- (%d), Raw: %08x%08x%08x%08x", fmtLen, cardnum, rawHi3, rawHi2, rawHi, rawLo);
         }
     }
-    if (checksum == checkCS)
-        PrintAndLogEx(SUCCESS, "Checksum %02x passed", checksum);
-    else
-        PrintAndLogEx(FAILED, "Checksum %02x failed - should have been %02x", checksum, checkCS);
 
+    PrintAndLogEx(DEBUG, "DEBUG: Pyramid: checksum : 0x%02X - %02X - %s"
+        , checksum
+        , checkCS
+        , (checksum == checkCS) ? _GREEN_("Passed") : _RED_("Failed")
+        );
+        
     PrintAndLogEx(DEBUG, "DEBUG: Pyramid: idx: %d, Len: %d, Printing Demod Buffer:", idx, 128);
     if (g_debugMode)
         printDemodBuff();
diff --git a/client/cmdlfti.c b/client/cmdlfti.c
index 5d3c2e399..dcf63125c 100644
--- a/client/cmdlfti.c
+++ b/client/cmdlfti.c
@@ -254,7 +254,7 @@ int CmdTIDemod(const char *Cmd) {
 
         //crc =  crc16_ccitt(message, sizeof(message);
 
-        char *crcStr = (crc == (shift2 & 0xFFFF)) ? "Passed" : "Failed";
+        char *crcStr = (crc == (shift2 & 0xFFFF)) ? _GREEN_("Passed") : _RED_("Failed");
 
         PrintAndLogEx(INFO, "Tag data = %08X%08X  [Crc %04X %s]", shift1, shift0, crc, crcStr);
 
diff --git a/client/fpga_compress.c b/client/fpga_compress.c
index cdd899782..c7cd021f8 100644
--- a/client/fpga_compress.c
+++ b/client/fpga_compress.c
@@ -167,7 +167,6 @@ int zlib_compress(FILE *infile[], uint8_t num_infiles, FILE *outfile, bool hardn
             fclose(infile[j]);
         }
         fclose(outfile);
-        free(infile);
         free(fpga_config);
         return (EXIT_FAILURE);
     }
@@ -182,7 +181,6 @@ int zlib_compress(FILE *infile[], uint8_t num_infiles, FILE *outfile, bool hardn
         fclose(infile[j]);
     }
     fclose(outfile);
-    free(infile);
     free(fpga_config);
 
     return (EXIT_SUCCESS);
@@ -429,9 +427,11 @@ int main(int argc, char **argv) {
             return (EXIT_FAILURE);
         }
         
-        return zlib_decompress(infiles[0], outfile);
+        int ret = zlib_decompress(infiles[0], outfile);
+        free(infiles);
+        return (ret);
 
-    } else { // Compress or gemerate version info
+    } else { // Compress or generate version info
 
         bool hardnested_mode = false;
         bool generate_version_file = false;
@@ -476,7 +476,10 @@ int main(int argc, char **argv) {
                 return (EXIT_FAILURE);
             }
         } else {
-            return zlib_compress(infiles, num_input_files, outfile, hardnested_mode);
+            int ret = zlib_compress(infiles, num_input_files, outfile, hardnested_mode);
+            free(infile_names);
+            free(infiles);
+            return (ret);
         }
     }
 }