diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index c75ef861d..3e631b558 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -1252,6 +1252,15 @@ static void PacketReceived(PacketCommandNG *packet) {
             SetTag15693Uid(payload->uid);
             break;
         }
+        case CMD_HF_ISO15693_SLIX_L_DISABLE_PRIVACY: {
+            struct p {
+                uint8_t pwd[4];
+            } PACKED;
+            struct p *payload = (struct p *) packet->data.asBytes;
+			DisablePrivacySlixLIso15693(payload->pwd);
+			break;
+        }
+
 #endif
 
 #ifdef WITH_LEGICRF
diff --git a/armsrc/iso15693.c b/armsrc/iso15693.c
index 6602482fe..d280ebb02 100644
--- a/armsrc/iso15693.c
+++ b/armsrc/iso15693.c
@@ -2105,3 +2105,129 @@ void SetTag15693Uid(uint8_t *uid) {
     reply_ng(CMD_HF_ISO15693_CSETUID, PM3_SUCCESS, NULL, 0);
     switch_off();
 }
+
+static void init_password_15693_slixl(uint8_t *buffer, uint8_t *pwd, uint8_t *rnd) {
+    memcpy(buffer, pwd, 4);
+	if(rnd) {
+		buffer[0] ^= rnd[0];
+		buffer[1] ^= rnd[1];
+		buffer[2] ^= rnd[0];
+		buffer[3] ^= rnd[1];
+	}
+}
+
+static bool get_rnd_15693_slixl(uint32_t start_time, uint32_t *eof_time, uint8_t *rnd) {
+    // 0x04, == NXP from manufacture id list.
+	uint8_t c[] = {ISO15_REQ_DATARATE_HIGH, ISO15693_GET_RANDOM_NUMBER, 0x04, 0x00, 0x00 };
+	AddCrc15(c, 3);
+
+	uint8_t recvbuf[ISO15693_MAX_RESPONSE_LENGTH];
+	int recvlen = SendDataTag(c, sizeof(c), false, true, recvbuf, sizeof(recvbuf), start_time, ISO15693_READER_TIMEOUT_WRITE, eof_time);
+	if (recvlen != 5) {
+		return false;
+	}
+
+	if(rnd) {
+		memcpy(rnd, &recvbuf[1], 2);
+	}
+	return true;
+}
+
+static uint32_t set_pass_15693_slixl(uint32_t start_time, uint32_t *eof_time, uint8_t pass_id, uint8_t *password) {
+	uint8_t rnd[2];
+	if (get_rnd_15693_slixl(start_time, eof_time, rnd) == false) {
+		return PM3_ETIMEOUT;
+	}
+
+    // 0x04, == NXP from manufacture id list.
+	uint8_t c[] = {ISO15_REQ_DATARATE_HIGH, ISO15693_SET_PASSWORD, 0x04, pass_id, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+	init_password_15693_slixl(&c[4], password, rnd);
+	AddCrc15(c, 8);
+
+	start_time = *eof_time + DELAY_ISO15693_VICC_TO_VCD_READER;
+	uint8_t recvbuf[ISO15693_MAX_RESPONSE_LENGTH];
+	int recvlen = SendDataTag(c, sizeof(c), false, true, recvbuf, sizeof(recvbuf), start_time, ISO15693_READER_TIMEOUT_WRITE, eof_time);
+	if (recvlen != 3) {
+		return PM3_EWRONGANSWER;
+	} 
+
+	return PM3_SUCCESS;
+}
+
+/*
+static uint32_t enable_privacy_15693_slixl(uint32_t start_time, uint32_t *eof_time, uint8_t *uid, uint8_t pass_id, uint8_t *password) {
+	uint8_t rnd[2];
+    if (get_rnd_15693_slixl(start_time, eof_time, rnd) == false) {
+		return PM3_ETIMEOUT;
+	}
+
+	uint8_t c[] = {ISO15_REQ_DATARATE_HIGH | ISO15_REQ_ADDRESS, ISO15693_ENABLE_PRIVACY, pass_id, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+	memcpy(&c[3], uid, 8);
+	init_password_15693_slixl(&c[11], password, rnd);
+	AddCrc15(c, 15);
+
+	start_time = *eof_time + DELAY_ISO15693_VICC_TO_VCD_READER;
+	uint8_t recvbuf[ISO15693_MAX_RESPONSE_LENGTH];
+	int recvlen = SendDataTag(c, sizeof(c), false, true, recvbuf, sizeof(recvbuf), start_time, ISO15693_READER_TIMEOUT_WRITE, eof_time);
+	if (recvlen != 3) {
+		return PM3_EWRONGANSWER;
+	}
+	return PM3_SUCCESS;
+}
+
+static uint32_t write_password_15693_slixl(uint32_t start_time, uint32_t *eof_time, uint8_t *uid, uint8_t pass_id, uint8_t *password) {
+	uint8_t rnd[2];
+    if (get_rnd_15693_slixl(start_time, eof_time, rnd) == false) {
+		return PM3_ETIMEOUT;
+	}
+
+	uint8_t c[] = {ISO15_REQ_DATARATE_HIGH | ISO15_REQ_ADDRESS, ISO15693_WRITE_PASSWORD, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+	memcpy(&c[3], uid, 8);
+	c[11] = pass_id;
+	init_password_15693_slixl(&c[12], password, NULL);
+	AddCrc15(c, 16);
+
+	start_time = *eof_time + DELAY_ISO15693_VICC_TO_VCD_READER;
+
+	uint8_t recvbuf[ISO15693_MAX_RESPONSE_LENGTH];
+	int recvlen = SendDataTag(c, sizeof(c), false, true, recvbuf, sizeof(recvbuf), start_time, ISO15693_READER_TIMEOUT_WRITE, eof_time);
+	if (recvlen != 3) {
+		return PM3_EWRONGANSWER;
+	}
+	return PM3_SUCCESS;
+}
+
+static uint32_t destroy_15693_slixl(uint32_t start_time, uint32_t *eof_time, uint8_t *uid, uint8_t *password) {
+
+	uint8_t rnd[2];
+    if (get_rnd_15693_slixl(start_time, eof_time, rnd) == false) {
+		return PM3_ETIMEOUT;
+	}
+
+	uint8_t c[] = {ISO15_REQ_DATARATE_HIGH | ISO15_REQ_ADDRESS, ISO15693_DESTROY, ISO15693_ENABLE_PRIVACY, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+	memcpy(&c[3], uid, 8);
+	init_password_15693_slixl(&c[11], password, rnd);
+	AddCrc15(c, 15);
+
+	start_time = *eof_time + DELAY_ISO15693_VICC_TO_VCD_READER;
+	uint8_t recvbuf[ISO15693_MAX_RESPONSE_LENGTH];
+	int recvlen = SendDataTag(c, sizeof(c), false, true, recvbuf, sizeof(recvbuf), start_time, ISO15693_READER_TIMEOUT_WRITE, eof_time);
+	if (recvlen != 3) {
+		return PM3_EWRONGANSWER;
+	}
+	return PM3_SUCCESS;
+}
+
+*/
+void DisablePrivacySlixLIso15693(uint8_t *password) {
+	LED_D_ON();
+	Iso15693InitReader();
+	StartCountSspClk();
+	uint32_t start_time = 0, eof_time = 0;
+    // 4 == pass id. 
+    int res = set_pass_15693_slixl(start_time, &eof_time, 0x10, password);
+    reply_ng(CMD_HF_ISO15693_SLIX_L_DISABLE_PRIVACY, res, NULL, 0);
+    switch_off();
+}
+
+
diff --git a/armsrc/iso15693.h b/armsrc/iso15693.h
index 29909dfc2..2050ba2f2 100644
--- a/armsrc/iso15693.h
+++ b/armsrc/iso15693.h
@@ -48,4 +48,6 @@ int SendDataTag(uint8_t *send, int sendlen, bool init, bool speed_fast, uint8_t
 int SendDataTagEOF(uint8_t *recv, uint16_t max_recv_len, uint32_t start_time, uint16_t timeout, uint32_t *eof_time);
 
 void SetTag15693Uid(uint8_t *uid);
+
+void DisablePrivacySlixLIso15693(uint8_t *password);
 #endif
diff --git a/client/src/cmdhf15.c b/client/src/cmdhf15.c
index 3f9ff8e66..6cb4a6c6d 100644
--- a/client/src/cmdhf15.c
+++ b/client/src/cmdhf15.c
@@ -2141,6 +2141,56 @@ static int CmdHF15CSetUID(const char *Cmd) {
     }
 }
 
+static int CmdHF15SlixDisable(const char *Cmd) {
+
+    CLIParserContext *ctx;
+    CLIParserInit(&ctx, "hf 15 slixdisable",
+                  "Disable privacy mode on SLIX ISO-15693 tag",
+                  "hf 15 slixdisable -p 0F0F0F0F");
+
+    void *argtable[] = {
+        arg_param_begin,
+        arg_str1("p", "pwd", "<hex>", "password, 8 hex bytes"),
+        arg_param_end
+    };
+    CLIExecWithReturn(ctx, Cmd, argtable, false);
+    struct {
+        uint8_t pwd[4];
+    } PACKED payload;
+    int pwdlen = 0;
+    CLIGetHexWithReturn(ctx, 1, payload.pwd, &pwdlen);
+    CLIParserFree(ctx);
+
+	PrintAndLogEx(INFO, "Trying to disabling privacy mode using password " _GREEN_("%s")
+        , sprint_hex_inrow(payload.pwd, sizeof(payload.pwd))
+    );
+
+    PacketResponseNG resp;
+    clearCommandBuffer();
+    SendCommandNG(CMD_HF_ISO15693_SLIX_L_DISABLE_PRIVACY, (uint8_t *)&payload, sizeof(payload));
+    if (WaitForResponseTimeout(CMD_HF_ISO15693_SLIX_L_DISABLE_PRIVACY, &resp, 2000) == false) {
+        PrintAndLogEx(WARNING, "timeout while waiting for reply");
+        DropField();
+        return PM3_ESOFT;
+    }
+
+    switch(resp.status) {
+		case PM3_ETIMEOUT: {
+			PrintAndLogEx(WARNING, "no tag found");
+            break;
+        }
+		case PM3_EWRONGANSWER: {
+			PrintAndLogEx(WARNING, "password was not accepted");
+            break;
+        }
+        case PM3_SUCCESS: {
+            PrintAndLogEx(SUCCESS, "privacy mode is now disabled ( " _GREEN_("ok") " ) ");
+            break;
+        }
+	}
+	return resp.status;
+}
+
 static command_t CommandTable[] = {
     {"-----------", CmdHF15Help,        AlwaysAvailable, "--------------------- " _CYAN_("General") " ---------------------"},
     {"help",        CmdHF15Help,        AlwaysAvailable, "This help"},
@@ -2156,6 +2206,7 @@ static command_t CommandTable[] = {
     {"restore",     CmdHF15Restore,     IfPm3Iso15693,   "Restore from file to all memory pages of an ISO-15693 tag"},
     {"samples",     CmdHF15Samples,     IfPm3Iso15693,   "Acquire samples as reader (enables carrier, sends inquiry)"},
     {"sim",         CmdHF15Sim,         IfPm3Iso15693,   "Fake an ISO-15693 tag"},
+    {"slixdisable", CmdHF15SlixDisable, IfPm3Iso15693,   "Disable privacy mode on SLIX ISO-15693 tag"},
     {"wrbl",        CmdHF15Write,       IfPm3Iso15693,   "Write a block"},
     {"-----------", CmdHF15Help,        IfPm3Iso15693,  "----------------------- " _CYAN_("afi") " -----------------------"},
     {"findafi",     CmdHF15FindAfi,     IfPm3Iso15693,   "Brute force AFI of an ISO-15693 tag"},