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https://github.com/RfidResearchGroup/proxmark3.git
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remove debug
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0b06600e72
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@ -4977,7 +4977,6 @@ static int CmdHF14ADesChangeKey(const char *Cmd) {
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if (appid == 0x000000) {
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PrintAndLogEx(WARNING, "Changing the root aid (0x000000)");
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return PM3_ESOFT; // TODO!!!!
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}
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if (appid)
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@ -5007,115 +5006,6 @@ static int CmdHF14ADesChangeKey(const char *Cmd) {
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DropField();
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return res;
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return PM3_SUCCESS;
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/* CLIParserContext *ctx;
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CLIParserInit(&ctx, "hf mfdes changekey",
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"Change MIFARE DESFire Key.\n"
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"Make sure to select aid or authenticate aid before running this command.",
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"hf mfdes changekey -n 0 -t 1 -k 0000000000000000 -u 1 -j 0102030405060708 -> DES, keynumber 0"
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);
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void *argtable[] = {
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arg_param_begin,
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arg_int0("n", "keyno", "<dec>", "Key number used for authentification"),
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arg_int0("t", "algo", "<dec>", "Current key algo (1 = DES, 2 = 3DES(2K2DES), 3 = 3K3DES, 4 = AES)"),
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arg_str0("k", "key", "<hex>", "Current Key (HEX 8-24 bytes)"),
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arg_int0("u", "newalgo", "<dec>", "New key algo (1 = DES, 2 = 3DES(2K2DES), 3 = 3K3DES, 4 = AES)"),
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arg_str0("j", "newkey", "<hex>", "New Key (HEX 8-24 bytes)"),
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arg_int0("v", "aesver", "<dec>", "AES version (if AES is used)"),
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arg_param_end
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};
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CLIExecWithReturn(ctx, Cmd, argtable, false);
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uint8_t cmdKeyNo = arg_get_int_def(ctx, 1, 0);
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uint8_t cmdAuthAlgo = arg_get_int_def(ctx, 2, 0);
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uint8_t key[24] = {0};
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int keylen = 0;
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int res_klen = CLIParamHexToBuf(arg_get_str(ctx, 3), key, 24, &keylen);
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uint8_t newcmdAuthAlgo = arg_get_int_def(ctx, 4, 0);
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uint8_t newkey[24] = {0};
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int newkeylen = 0;
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int res_newklen = CLIParamHexToBuf(arg_get_str(ctx, 5), newkey, 24, &newkeylen);
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uint8_t aesversion = arg_get_int_def(ctx, 6, 0);
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CLIParserFree(ctx);
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//DropFieldDesfire();
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// NR DESC KEYLENGHT
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// ------------------------
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// 1 = DES 8
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// 2 = 3DES 16
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// 3 = 3K 3DES 24
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// 4 = AES 16
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uint8_t keylength = 8;
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if (cmdAuthAlgo == MFDES_ALGO_AES) {
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keylength = 16;
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} else if (cmdAuthAlgo == MFDES_ALGO_3DES) {
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keylength = 16;
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} else if (cmdAuthAlgo == MFDES_ALGO_DES) {
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keylength = 8;
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} else if (cmdAuthAlgo == MFDES_ALGO_3K3DES) {
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keylength = 24;
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}
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uint8_t newkeylength = 8;
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if (newcmdAuthAlgo == MFDES_ALGO_AES) {
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newkeylength = 16;
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} else if (newcmdAuthAlgo == MFDES_ALGO_3DES) {
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newkeylength = 16;
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} else if (newcmdAuthAlgo == MFDES_ALGO_DES) {
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newkeylength = 8;
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} else if (newcmdAuthAlgo == MFDES_ALGO_3K3DES) {
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newkeylength = 24;
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}
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if (res_klen || (keylen < 8) || (keylen > 24)) {
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PrintAndLogEx(ERR, "Specified key must have %d bytes length", keylen);
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return PM3_EINVARG;
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}
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if (res_newklen || (newkeylen < 8) || (newkeylen > 24)) {
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PrintAndLogEx(ERR, "Specified new key must have %d bytes length", newkeylen);
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return PM3_EINVARG;
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}
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if (keylen != keylength) {
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PrintAndLogEx(WARNING, "Key must include %d hex symbols, got %d", keylength, keylen);
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return PM3_EINVARG;
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}
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if (newkeylen != newkeylength) {
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PrintAndLogEx(WARNING, "New key must include %d hex symbols, got %d", keylength, newkeylen);
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return PM3_EINVARG;
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}
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PrintAndLogEx(INFO, "changing key number " _YELLOW_("0x%02x"), cmdKeyNo);
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PrintAndLogEx(INFO, "old key: %s ( %s )", sprint_hex_inrow(key, keylen), getEncryptionAlgoStr(cmdAuthAlgo));
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PrintAndLogEx(INFO, "new key: %s ( %s )", sprint_hex_inrow(newkey, newkeylen), getEncryptionAlgoStr(newcmdAuthAlgo));
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int res = mifare_desfire_change_key(cmdKeyNo, newkey, newcmdAuthAlgo, key, cmdAuthAlgo, aesversion);
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if (res == PM3_SUCCESS) {
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PrintAndLogEx(SUCCESS, "Change key ( " _GREEN_("ok") " )");
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} else {
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PrintAndLogEx(FAILED, "Change key ( " _RED_("fail") " )");
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}
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return res;*/
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}
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static int CmdHF14ADesCreateApp(const char *Cmd) {
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@ -1123,18 +1123,13 @@ int DesfireChangeKey(DesfireContext *dctx, bool change_master_key, uint8_t newke
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nkeylen = desfire_get_key_length(T_3DES);
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}
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PrintAndLogEx(SUCCESS, "--oldk [%d]: %s", desfire_get_key_length(oldkeytype), sprint_hex(okeybuf, desfire_get_key_length(oldkeytype)));
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PrintAndLogEx(SUCCESS, "--newk [%d]: %s", nkeylen, sprint_hex(nkeybuf, nkeylen));
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// set key version for DES. if newkeyver > 0xff - setting key version is disabled
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if (newkeytype != T_AES && newkeyver < 0x100) {
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DesfireDESKeySetVersion(nkeybuf, newkeytype, newkeyver);
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if (verbose)
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PrintAndLogEx(INFO, "changed new key: %s [%d] %s", CLIGetOptionListStr(DesfireAlgoOpts, newkeytype), desfire_get_key_length(newkeytype), sprint_hex(newkey, desfire_get_key_length(newkeytype)));
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PrintAndLogEx(INFO, "changed new key: %s [%d] %s", CLIGetOptionListStr(DesfireAlgoOpts, newkeytype), desfire_get_key_length(newkeytype), sprint_hex(nkeybuf, desfire_get_key_length(newkeytype)));
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}
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PrintAndLogEx(SUCCESS, "--newk [%d]: %s", nkeylen, sprint_hex(nkeybuf, nkeylen));
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// xor if we change current auth key
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if (newkeynum == dctx->keyNum) {
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memcpy(cdata, nkeybuf, nkeylen);
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@ -1145,12 +1140,10 @@ int DesfireChangeKey(DesfireContext *dctx, bool change_master_key, uint8_t newke
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// add key version for AES
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size_t cdatalen = nkeylen;
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PrintAndLogEx(SUCCESS, "--cdata [%d]: %s kv = 0x%02x", cdatalen, sprint_hex(cdata, cdatalen), newkeyver);
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if (newkeytype == T_AES) {
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cdata[cdatalen] = newkeyver;
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cdatalen++;
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}
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PrintAndLogEx(SUCCESS, "--cdata [%d]: %s", cdatalen, sprint_hex(cdata, cdatalen));
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// add crc||crc_new_key
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if (dctx->secureChannel == DACd40) {
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@ -1169,7 +1162,6 @@ int DesfireChangeKey(DesfireContext *dctx, bool change_master_key, uint8_t newke
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cdatalen += 4;
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}
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}
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PrintAndLogEx(SUCCESS, "--cdata [%d]: %s", cdatalen, sprint_hex(cdata, cdatalen));
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// get padded data length
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size_t rlen = padded_data_length(cdatalen, desfire_get_key_block_length(newkeytype));
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@ -1177,7 +1169,6 @@ int DesfireChangeKey(DesfireContext *dctx, bool change_master_key, uint8_t newke
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// send command
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uint8_t resp[257] = {0};
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size_t resplen = 0;
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PrintAndLogEx(SUCCESS, "--pckdata [%d]: %s", rlen + 1, sprint_hex(&pckcdata[1], rlen + 1));
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int res = DesfireChangeKeyCmd(dctx, &pckcdata[1], rlen + 1, resp, &resplen);
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// check response
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@ -167,15 +167,11 @@ static void DesfireSecureChannelEncodeEV1(DesfireContext *ctx, uint8_t cmd, uint
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if (srcdatalen == 0 || srcdatalen <= hdrlen)
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return;
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PrintAndLogEx(SUCCESS, "--ch hdrlen: %d, cmd: %02x", hdrlen, cmd);
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//dstdata[0] = cmd;
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memcpy(&dstdata[0], srcdata, hdrlen);
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memcpy(data, &srcdata[hdrlen], srcdatalen);
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rlen = padded_data_length(srcdatalen - hdrlen, desfire_get_key_block_length(ctx->keyType));
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PrintAndLogEx(SUCCESS, "--ch src rlen: %d data: %s", rlen, sprint_hex(data, rlen));
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DesfireCryptoEncDec(ctx, true, data, rlen, &dstdata[hdrlen], true);
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*dstdatalen = hdrlen + rlen;
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PrintAndLogEx(SUCCESS, "--ch dst len: %d data: %s", *dstdatalen, sprint_hex(dstdata, *dstdatalen));
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}
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}
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