diff --git a/OpenCL/m24600-pure.cl b/OpenCL/m24600-pure.cl
new file mode 100644
index 000000000..550a519eb
--- /dev/null
+++ b/OpenCL/m24600-pure.cl
@@ -0,0 +1,442 @@
+/**
+ * Author......: See docs/credits.txt
+ * License.....: MIT
+ */ 
+
+#define NEW_SIMD_CODE
+
+#ifdef KERNEL_STATIC
+#include "inc_vendor.h"
+#include "inc_types.h"
+#include "inc_platform.cl"
+#include "inc_common.cl"
+#include "inc_simd.cl"
+#include "inc_hash_sha512.cl"
+#include "inc_cipher_aes.cl"
+#endif
+
+#define COMPARE_S "inc_comp_single.cl"
+#define COMPARE_M "inc_comp_multi.cl"
+
+typedef struct pbkdf2_sha512_tmp
+{
+  u64  ipad[8];
+  u64  opad[8];
+
+  u64  dgst[16];
+  u64  out[16];
+
+} pbkdf2_sha512_tmp_t;
+
+typedef struct pbkdf2_sha512
+{
+  u32 salt_buf[64];
+  u32 ciphertext[64];
+
+} pbkdf2_sha512_t;
+
+DECLSPEC void hmac_sha512_run_V (u32x *w0, u32x *w1, u32x *w2, u32x *w3, u32x *w4, u32x *w5, u32x *w6, u32x *w7, u64x *ipad, u64x *opad, u64x *digest)
+{
+  digest[0] = ipad[0];
+  digest[1] = ipad[1];
+  digest[2] = ipad[2];
+  digest[3] = ipad[3];
+  digest[4] = ipad[4];
+  digest[5] = ipad[5];
+  digest[6] = ipad[6];
+  digest[7] = ipad[7];
+
+  sha512_transform_vector (w0, w1, w2, w3, w4, w5, w6, w7, digest);
+
+  w0[0] = h32_from_64 (digest[0]);
+  w0[1] = l32_from_64 (digest[0]);
+  w0[2] = h32_from_64 (digest[1]);
+  w0[3] = l32_from_64 (digest[1]);
+  w1[0] = h32_from_64 (digest[2]);
+  w1[1] = l32_from_64 (digest[2]);
+  w1[2] = h32_from_64 (digest[3]);
+  w1[3] = l32_from_64 (digest[3]);
+  w2[0] = h32_from_64 (digest[4]);
+  w2[1] = l32_from_64 (digest[4]);
+  w2[2] = h32_from_64 (digest[5]);
+  w2[3] = l32_from_64 (digest[5]);
+  w3[0] = h32_from_64 (digest[6]);
+  w3[1] = l32_from_64 (digest[6]);
+  w3[2] = h32_from_64 (digest[7]);
+  w3[3] = l32_from_64 (digest[7]);
+  w4[0] = 0x80000000;
+  w4[1] = 0;
+  w4[2] = 0;
+  w4[3] = 0;
+  w5[0] = 0;
+  w5[1] = 0;
+  w5[2] = 0;
+  w5[3] = 0;
+  w6[0] = 0;
+  w6[1] = 0;
+  w6[2] = 0;
+  w6[3] = 0;
+  w7[0] = 0;
+  w7[1] = 0;
+  w7[2] = 0;
+  w7[3] = (128 + 64) * 8;
+
+  digest[0] = opad[0];
+  digest[1] = opad[1];
+  digest[2] = opad[2];
+  digest[3] = opad[3];
+  digest[4] = opad[4];
+  digest[5] = opad[5];
+  digest[6] = opad[6];
+  digest[7] = opad[7];
+
+  sha512_transform_vector (w0, w1, w2, w3, w4, w5, w6, w7, digest);
+}
+
+KERNEL_FQ void m24600_init (KERN_ATTR_TMPS_ESALT (pbkdf2_sha512_tmp_t, pbkdf2_sha512_t))
+{
+  /**
+   * base
+   */
+
+  const u64 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  sha512_hmac_ctx_t sha512_hmac_ctx;
+
+  sha512_hmac_init_global_swap (&sha512_hmac_ctx, pws[gid].i, pws[gid].pw_len);
+
+  tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
+  tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
+  tmps[gid].ipad[2] = sha512_hmac_ctx.ipad.h[2];
+  tmps[gid].ipad[3] = sha512_hmac_ctx.ipad.h[3];
+  tmps[gid].ipad[4] = sha512_hmac_ctx.ipad.h[4];
+  tmps[gid].ipad[5] = sha512_hmac_ctx.ipad.h[5];
+  tmps[gid].ipad[6] = sha512_hmac_ctx.ipad.h[6];
+  tmps[gid].ipad[7] = sha512_hmac_ctx.ipad.h[7];
+
+  tmps[gid].opad[0] = sha512_hmac_ctx.opad.h[0];
+  tmps[gid].opad[1] = sha512_hmac_ctx.opad.h[1];
+  tmps[gid].opad[2] = sha512_hmac_ctx.opad.h[2];
+  tmps[gid].opad[3] = sha512_hmac_ctx.opad.h[3];
+  tmps[gid].opad[4] = sha512_hmac_ctx.opad.h[4];
+  tmps[gid].opad[5] = sha512_hmac_ctx.opad.h[5];
+  tmps[gid].opad[6] = sha512_hmac_ctx.opad.h[6];
+  tmps[gid].opad[7] = sha512_hmac_ctx.opad.h[7];
+
+  sha512_hmac_update_global_swap (&sha512_hmac_ctx, esalt_bufs[DIGESTS_OFFSET].salt_buf, salt_bufs[SALT_POS].salt_len);
+
+  for (u32 i = 0, j = 1; i < 8; i += 8, j += 1)
+  {
+    sha512_hmac_ctx_t sha512_hmac_ctx2 = sha512_hmac_ctx;
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+    u32 w4[4];
+    u32 w5[4];
+    u32 w6[4];
+    u32 w7[4];
+
+    w0[0] = j;
+    w0[1] = 0;
+    w0[2] = 0;
+    w0[3] = 0;
+    w1[0] = 0;
+    w1[1] = 0;
+    w1[2] = 0;
+    w1[3] = 0;
+    w2[0] = 0;
+    w2[1] = 0;
+    w2[2] = 0;
+    w2[3] = 0;
+    w3[0] = 0;
+    w3[1] = 0;
+    w3[2] = 0;
+    w3[3] = 0;
+    w4[0] = 0;
+    w4[1] = 0;
+    w4[2] = 0;
+    w4[3] = 0;
+    w5[0] = 0;
+    w5[1] = 0;
+    w5[2] = 0;
+    w5[3] = 0;
+    w6[0] = 0;
+    w6[1] = 0;
+    w6[2] = 0;
+    w6[3] = 0;
+    w7[0] = 0;
+    w7[1] = 0;
+    w7[2] = 0;
+    w7[3] = 0;
+
+    sha512_hmac_update_128 (&sha512_hmac_ctx2, w0, w1, w2, w3, w4, w5, w6, w7, 4);
+
+    sha512_hmac_final (&sha512_hmac_ctx2);
+
+    tmps[gid].dgst[i + 0] = sha512_hmac_ctx2.opad.h[0];
+    tmps[gid].dgst[i + 1] = sha512_hmac_ctx2.opad.h[1];
+    tmps[gid].dgst[i + 2] = sha512_hmac_ctx2.opad.h[2];
+    tmps[gid].dgst[i + 3] = sha512_hmac_ctx2.opad.h[3];
+    tmps[gid].dgst[i + 4] = sha512_hmac_ctx2.opad.h[4];
+    tmps[gid].dgst[i + 5] = sha512_hmac_ctx2.opad.h[5];
+    tmps[gid].dgst[i + 6] = sha512_hmac_ctx2.opad.h[6];
+    tmps[gid].dgst[i + 7] = sha512_hmac_ctx2.opad.h[7];
+
+    tmps[gid].out[i + 0] = tmps[gid].dgst[i + 0];
+    tmps[gid].out[i + 1] = tmps[gid].dgst[i + 1];
+    tmps[gid].out[i + 2] = tmps[gid].dgst[i + 2];
+    tmps[gid].out[i + 3] = tmps[gid].dgst[i + 3];
+    tmps[gid].out[i + 4] = tmps[gid].dgst[i + 4];
+    tmps[gid].out[i + 5] = tmps[gid].dgst[i + 5];
+    tmps[gid].out[i + 6] = tmps[gid].dgst[i + 6];
+    tmps[gid].out[i + 7] = tmps[gid].dgst[i + 7];
+  }
+}
+
+KERNEL_FQ void m24600_loop (KERN_ATTR_TMPS_ESALT (pbkdf2_sha512_tmp_t, pbkdf2_sha512_t))
+{
+  const u64 gid = get_global_id (0);
+
+  if ((gid * VECT_SIZE) >= gid_max) return;
+
+  u64x ipad[8];
+  u64x opad[8];
+
+  ipad[0] = pack64v (tmps, ipad, gid, 0);
+  ipad[1] = pack64v (tmps, ipad, gid, 1);
+  ipad[2] = pack64v (tmps, ipad, gid, 2);
+  ipad[3] = pack64v (tmps, ipad, gid, 3);
+  ipad[4] = pack64v (tmps, ipad, gid, 4);
+  ipad[5] = pack64v (tmps, ipad, gid, 5);
+  ipad[6] = pack64v (tmps, ipad, gid, 6);
+  ipad[7] = pack64v (tmps, ipad, gid, 7);
+
+  opad[0] = pack64v (tmps, opad, gid, 0);
+  opad[1] = pack64v (tmps, opad, gid, 1);
+  opad[2] = pack64v (tmps, opad, gid, 2);
+  opad[3] = pack64v (tmps, opad, gid, 3);
+  opad[4] = pack64v (tmps, opad, gid, 4);
+  opad[5] = pack64v (tmps, opad, gid, 5);
+  opad[6] = pack64v (tmps, opad, gid, 6);
+  opad[7] = pack64v (tmps, opad, gid, 7);
+
+  for (u32 i = 0; i < 8; i += 8)
+  {
+    u64x dgst[8];
+    u64x out[8];
+
+    dgst[0] = pack64v (tmps, dgst, gid, i + 0);
+    dgst[1] = pack64v (tmps, dgst, gid, i + 1);
+    dgst[2] = pack64v (tmps, dgst, gid, i + 2);
+    dgst[3] = pack64v (tmps, dgst, gid, i + 3);
+    dgst[4] = pack64v (tmps, dgst, gid, i + 4);
+    dgst[5] = pack64v (tmps, dgst, gid, i + 5);
+    dgst[6] = pack64v (tmps, dgst, gid, i + 6);
+    dgst[7] = pack64v (tmps, dgst, gid, i + 7);
+
+    out[0] = pack64v (tmps, out, gid, i + 0);
+    out[1] = pack64v (tmps, out, gid, i + 1);
+    out[2] = pack64v (tmps, out, gid, i + 2);
+    out[3] = pack64v (tmps, out, gid, i + 3);
+    out[4] = pack64v (tmps, out, gid, i + 4);
+    out[5] = pack64v (tmps, out, gid, i + 5);
+    out[6] = pack64v (tmps, out, gid, i + 6);
+    out[7] = pack64v (tmps, out, gid, i + 7);
+
+    for (u32 j = 0; j < loop_cnt; j++)
+    {
+      u32x w0[4];
+      u32x w1[4];
+      u32x w2[4];
+      u32x w3[4];
+      u32x w4[4];
+      u32x w5[4];
+      u32x w6[4];
+      u32x w7[4];
+
+      w0[0] = h32_from_64 (dgst[0]);
+      w0[1] = l32_from_64 (dgst[0]);
+      w0[2] = h32_from_64 (dgst[1]);
+      w0[3] = l32_from_64 (dgst[1]);
+      w1[0] = h32_from_64 (dgst[2]);
+      w1[1] = l32_from_64 (dgst[2]);
+      w1[2] = h32_from_64 (dgst[3]);
+      w1[3] = l32_from_64 (dgst[3]);
+      w2[0] = h32_from_64 (dgst[4]);
+      w2[1] = l32_from_64 (dgst[4]);
+      w2[2] = h32_from_64 (dgst[5]);
+      w2[3] = l32_from_64 (dgst[5]);
+      w3[0] = h32_from_64 (dgst[6]);
+      w3[1] = l32_from_64 (dgst[6]);
+      w3[2] = h32_from_64 (dgst[7]);
+      w3[3] = l32_from_64 (dgst[7]);
+      w4[0] = 0x80000000;
+      w4[1] = 0;
+      w4[2] = 0;
+      w4[3] = 0;
+      w5[0] = 0;
+      w5[1] = 0;
+      w5[2] = 0;
+      w5[3] = 0;
+      w6[0] = 0;
+      w6[1] = 0;
+      w6[2] = 0;
+      w6[3] = 0;
+      w7[0] = 0;
+      w7[1] = 0;
+      w7[2] = 0;
+      w7[3] = (128 + 64) * 8;
+
+      hmac_sha512_run_V (w0, w1, w2, w3, w4, w5, w6, w7, ipad, opad, dgst);
+
+      out[0] ^= dgst[0];
+      out[1] ^= dgst[1];
+      out[2] ^= dgst[2];
+      out[3] ^= dgst[3];
+      out[4] ^= dgst[4];
+      out[5] ^= dgst[5];
+      out[6] ^= dgst[6];
+      out[7] ^= dgst[7];
+    }
+
+    unpack64v (tmps, dgst, gid, i + 0, dgst[0]);
+    unpack64v (tmps, dgst, gid, i + 1, dgst[1]);
+    unpack64v (tmps, dgst, gid, i + 2, dgst[2]);
+    unpack64v (tmps, dgst, gid, i + 3, dgst[3]);
+    unpack64v (tmps, dgst, gid, i + 4, dgst[4]);
+    unpack64v (tmps, dgst, gid, i + 5, dgst[5]);
+    unpack64v (tmps, dgst, gid, i + 6, dgst[6]);
+    unpack64v (tmps, dgst, gid, i + 7, dgst[7]);
+
+    unpack64v (tmps, out, gid, i + 0, out[0]);
+    unpack64v (tmps, out, gid, i + 1, out[1]);
+    unpack64v (tmps, out, gid, i + 2, out[2]);
+    unpack64v (tmps, out, gid, i + 3, out[3]);
+    unpack64v (tmps, out, gid, i + 4, out[4]);
+    unpack64v (tmps, out, gid, i + 5, out[5]);
+    unpack64v (tmps, out, gid, i + 6, out[6]);
+    unpack64v (tmps, out, gid, i + 7, out[7]);
+  }
+}
+
+KERNEL_FQ void m24600_comp (KERN_ATTR_TMPS_ESALT (pbkdf2_sha512_tmp_t, pbkdf2_sha512_t))
+{
+  /**
+   * base
+   */
+
+  const u64 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  const u64 lid = get_local_id (0);
+
+  const u64 lsz = get_local_size(0);
+   /**
+   * aes shared
+   */
+
+  #ifdef REAL_SHM
+
+  LOCAL_VK u32 s_td0[256];
+  LOCAL_VK u32 s_td1[256];
+  LOCAL_VK u32 s_td2[256];
+  LOCAL_VK u32 s_td3[256];
+  LOCAL_VK u32 s_td4[256];
+
+  LOCAL_VK u32 s_te0[256];
+  LOCAL_VK u32 s_te1[256];
+  LOCAL_VK u32 s_te2[256];
+  LOCAL_VK u32 s_te3[256];
+  LOCAL_VK u32 s_te4[256];
+
+  for (u32 i = lid; i < 256; i += lsz)
+  {
+    s_td0[i] = td0[i];
+    s_td1[i] = td1[i];
+    s_td2[i] = td2[i];
+    s_td3[i] = td3[i];
+    s_td4[i] = td4[i];
+
+    s_te0[i] = te0[i];
+    s_te1[i] = te1[i];
+    s_te2[i] = te2[i];
+    s_te3[i] = te3[i];
+    s_te4[i] = te4[i];
+  }
+
+  SYNC_THREADS ();
+
+  #else
+
+  CONSTANT_AS u32a *s_td0 = td0;
+  CONSTANT_AS u32a *s_td1 = td1;
+  CONSTANT_AS u32a *s_td2 = td2;
+  CONSTANT_AS u32a *s_td3 = td3;
+  CONSTANT_AS u32a *s_td4 = td4;
+
+  CONSTANT_AS u32a *s_te0 = te0;
+  CONSTANT_AS u32a *s_te1 = te1;
+  CONSTANT_AS u32a *s_te2 = te2;
+  CONSTANT_AS u32a *s_te3 = te3;
+  CONSTANT_AS u32a *s_te4 = te4;
+  #endif
+
+  const u32 a = h32_from_64_S (tmps[gid].out[0]);
+  const u32 b = l32_from_64_S (tmps[gid].out[0]);
+  const u32 c = h32_from_64_S (tmps[gid].out[1]);
+  const u32 d = l32_from_64_S (tmps[gid].out[1]);
+  const u32 e = h32_from_64_S (tmps[gid].out[2]);
+  const u32 f = l32_from_64_S (tmps[gid].out[2]);
+  const u32 g = h32_from_64_S (tmps[gid].out[3]);
+  const u32 h = l32_from_64_S (tmps[gid].out[3]);
+
+  const u32 key[8] = { a,b,c,d,e,f,g,h };
+
+  u32 iv[4] = { 0 };
+  u32 res[64];
+  u32 ks[60];
+
+  AES256_set_decrypt_key (ks, key, s_te0, s_te1, s_te2, s_te3, s_td0, s_td1, s_td2, s_td3);
+
+  for (u32 i = 0; i < 64; i += 4)
+  {
+    u32 data[4];
+
+    data[0] = esalt_bufs[DIGESTS_OFFSET].ciphertext[i + 0];
+    data[1] = esalt_bufs[DIGESTS_OFFSET].ciphertext[i + 1];
+    data[2] = esalt_bufs[DIGESTS_OFFSET].ciphertext[i + 2];
+    data[3] = esalt_bufs[DIGESTS_OFFSET].ciphertext[i + 3];
+
+    u32 out[4];
+
+    aes256_decrypt (ks, data, out, s_td0, s_td1, s_td2, s_td3, s_td4);
+
+    res[i + 0] = hc_swap32_S (out[0] ^ iv[0]);
+    res[i + 1] = hc_swap32_S (out[1] ^ iv[1]);
+    res[i + 2] = hc_swap32_S (out[2] ^ iv[2]);
+    res[i + 3] = hc_swap32_S (out[3] ^ iv[3]);
+
+    iv[0] = data[0];
+    iv[1] = data[1];
+    iv[2] = data[2];
+    iv[3] = data[3];
+  }
+
+  u32 counter = 0;
+  for (u32 i = 0; i < 64; i++)
+  {
+    if (res[i] == 0)
+    {
+      counter +=1;
+    }
+  }
+  if (counter >= 2)
+  {
+    mark_hash (plains_buf, d_return_buf, SALT_POS, digests_cnt, 0, DIGESTS_OFFSET + 0, gid, 0, 0, 0);
+  }
+}
diff --git a/docs/changes.txt b/docs/changes.txt
index 387941f96..dbddd3933 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -14,6 +14,7 @@
 - Added hash-mode: RAR3-p (Uncompressed)
 - Added hash-mode: RSA/DSA/EC/OPENSSH Private Keys
 - Added hash-mode: sha1(sha1($pass).$salt)
+- Added hash-mode: SQLCipher V4
 
 ##
 ## Bugs
diff --git a/docs/readme.txt b/docs/readme.txt
index 21fec6f19..c28d12f15 100644
--- a/docs/readme.txt
+++ b/docs/readme.txt
@@ -336,6 +336,7 @@ NVIDIA GPUs require "NVIDIA Driver" (440.64 or later) and "CUDA Toolkit" (9.0 or
 - Django (SHA-1)
 - Web2py pbkdf2-sha512
 - TOTP (HMAC-SHA1)
+- SQLCipher V4
 
 ##
 ## Attack-Modes
diff --git a/src/modules/module_24600.c b/src/modules/module_24600.c
new file mode 100644
index 000000000..2a16f1372
--- /dev/null
+++ b/src/modules/module_24600.c
@@ -0,0 +1,267 @@
+/**
+ * Author......: See docs/credits.txt
+ * License.....: MIT
+ */
+
+#include "common.h"
+#include "types.h"
+#include "modules.h"
+#include "bitops.h"
+#include "convert.h"
+#include "shared.h"
+
+static const u32   ATTACK_EXEC    = ATTACK_EXEC_OUTSIDE_KERNEL;
+static const u32   DGST_POS0      = 0;
+static const u32   DGST_POS1      = 1;
+static const u32   DGST_POS2      = 2;
+static const u32   DGST_POS3      = 3;
+static const u32   DGST_SIZE      = DGST_SIZE_8_16;
+static const u32   HASH_CATEGORY  = HASH_CATEGORY_GENERIC_KDF;
+static const char *HASH_NAME      = "SQL-CIPHER-V4";
+static const u64   KERN_TYPE      = 24600;
+static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
+                                  | OPTI_TYPE_USES_BITS_64
+                                  | OPTI_TYPE_SLOW_HASH_SIMD_LOOP;
+static const u64   OPTS_TYPE      = OPTS_TYPE_PT_GENERATE_LE
+                                  | OPTS_TYPE_ST_BASE64
+                                  | OPTS_TYPE_HASH_COPY;
+static const u32   SALT_TYPE      = SALT_TYPE_EMBEDDED;
+static const char *ST_PASS        = "hashcat";
+static const char *ST_HASH        = "sqlcipherv4:256000:8pKCwhWlnnMtP+dAsFR2kQ==:hGFfy1rUULCzl7MRgC1CqBv01+hizNb4ERKogdU529ZLc5odh1S203QidBWDxzds1ZjJ51573dnUbEkiHObV63xEtKLaLoP3Bv54REtfOYRb25dfSfb1A5IjKf5yrVTFjTXJrkO40NDybQDsxh/SOQCQcT0gjR7DNprxjv6/N+ZAR8vm8xhSNvm9BRWHu74rvg2hsMroyIZSF8KimsvbwTmAQfpYgy6vcg9MV/QI+BR0Mwmru1NIXTYo3huez37H7Cij1Jchia2pgyNt9rqMX3aBw7ae/i29D3aprO+CYQmisVWsGT1Mljx+rc7ujQG0I0CCB/TF2ycjYlZPmC/vYQ==";
+
+u32         module_attack_exec    (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ATTACK_EXEC;     }
+u32         module_dgst_pos0      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS0;       }
+u32         module_dgst_pos1      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS1;       }
+u32         module_dgst_pos2      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS2;       }
+u32         module_dgst_pos3      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_POS3;       }
+u32         module_dgst_size      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return DGST_SIZE;       }
+u32         module_hash_category  (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_CATEGORY;   }
+const char *module_hash_name      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return HASH_NAME;       }
+u64         module_kern_type      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return KERN_TYPE;       }
+u32         module_opti_type      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTI_TYPE;       }
+u64         module_opts_type      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return OPTS_TYPE;       }
+u32         module_salt_type      (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return SALT_TYPE;       }
+const char *module_st_hash        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH;         }
+const char *module_st_pass        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS;         }
+
+typedef struct pbkdf2_sha512
+{
+  u32 salt_buf[64];
+  u32 ciphertext[64];
+
+} pbkdf2_sha512_t;
+
+typedef struct pbkdf2_sha512_tmp
+{
+  u64  ipad[8];
+  u64  opad[8];
+
+  u64  dgst[16];
+  u64  out[16];
+
+} pbkdf2_sha512_tmp_t;
+
+static const char *SIGNATURE_PBKDF2_SHA512 = "sqlcipherv4";
+
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *device_param)
+{
+  // amdgpu-pro-19.30-934563-ubuntu-18.04: password not found
+  if ((device_param->opencl_device_vendor_id == VENDOR_ID_AMD) && (device_param->has_vperm == false))
+  {
+    return true;
+  }
+
+  return false;
+}
+
+u64 module_esalt_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
+{
+  const u64 esalt_size = (const u64) sizeof (pbkdf2_sha512_t);
+
+  return esalt_size;
+}
+
+u64 module_tmp_size (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
+{
+  const u64 tmp_size = (const u64) sizeof (pbkdf2_sha512_tmp_t);
+
+  return tmp_size;
+}
+
+u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
+{
+  // this overrides the reductions of PW_MAX in case optimized kernel is selected
+  // IOW, even in optimized kernel mode it support length 256
+
+  const u32 pw_max = PW_MAX;
+
+  return pw_max;
+}
+
+int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
+{
+
+  pbkdf2_sha512_t *pbkdf2_sha512 = (pbkdf2_sha512_t *) esalt_buf;
+
+  token_t token;
+
+  token.token_cnt  = 4;
+
+  token.signatures_cnt    = 1;
+  token.signatures_buf[0] = SIGNATURE_PBKDF2_SHA512;
+
+  token.sep[0]     = ':';
+  token.len_min[0] = 11;
+  token.len_max[0] = 11;
+  token.attr[0]    = TOKEN_ATTR_VERIFY_LENGTH
+                   | TOKEN_ATTR_VERIFY_SIGNATURE;
+
+  token.sep[1]     = ':';
+  token.len_min[1] = 1;
+  token.len_max[1] = 6;
+  token.attr[1]    = TOKEN_ATTR_VERIFY_LENGTH
+                   | TOKEN_ATTR_VERIFY_DIGIT;
+
+  token.sep[2]     = ':';
+  token.len_min[2] = 0;
+  token.len_max[2] = 50;
+  token.attr[2]    = TOKEN_ATTR_VERIFY_LENGTH
+                   | TOKEN_ATTR_VERIFY_BASE64A;
+
+  token.sep[3]     = ':';
+  token.len_min[3] = 0;
+  token.len_max[3] = 800;
+  token.attr[3]    = TOKEN_ATTR_VERIFY_LENGTH
+                   | TOKEN_ATTR_VERIFY_BASE64A;
+
+  const int rc_tokenizer = input_tokenizer ((const u8 *) line_buf, line_len, &token);
+
+  if (rc_tokenizer != PARSER_OK) return (rc_tokenizer);
+
+  u8  tmp_buf[512];
+  u8  tmp_buf2[512];
+  int tmp_len;
+  int tmp_len2;
+
+  // iter
+
+  const u8 *iter_pos = token.buf[1];
+
+  const u32 iter = hc_strtoul ((const char *) iter_pos, NULL, 10);
+
+  salt->salt_iter = iter - 1;
+
+  // salt
+
+  const u8 *salt_pos = token.buf[2];
+  const int salt_len = token.len[2];
+
+  memset (tmp_buf, 0, sizeof (tmp_buf));
+
+  tmp_len = base64_decode (base64_to_int, salt_pos, salt_len, tmp_buf);
+
+  if (tmp_len > SALT_MAX) return (PARSER_SALT_LENGTH);
+
+  memcpy (pbkdf2_sha512->salt_buf, tmp_buf, tmp_len);
+
+  salt->salt_len = tmp_len;
+
+  salt->salt_buf[0] = pbkdf2_sha512->salt_buf[0];
+  salt->salt_buf[1] = pbkdf2_sha512->salt_buf[1];
+  salt->salt_buf[2] = pbkdf2_sha512->salt_buf[2];
+  salt->salt_buf[3] = pbkdf2_sha512->salt_buf[3];
+  salt->salt_buf[4] = salt->salt_iter;
+
+  // ciphertext
+
+  const u8 *ciphertext_pos = token.buf[3];
+  const int ciphertext_len = token.len[3];
+  memset (tmp_buf2, 0, sizeof (tmp_buf2));
+
+  tmp_len2 = base64_decode (base64_to_int, ciphertext_pos, ciphertext_len, tmp_buf2);
+
+  memcpy (pbkdf2_sha512->ciphertext, tmp_buf2, tmp_len2);
+
+  return (PARSER_OK);
+}
+
+int module_hash_encode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const void *digest_buf, MAYBE_UNUSED const salt_t *salt, MAYBE_UNUSED const void *esalt_buf, MAYBE_UNUSED const void *hook_salt_buf, MAYBE_UNUSED const hashinfo_t *hash_info, char *line_buf, MAYBE_UNUSED const int line_size)
+{
+  return snprintf (line_buf, line_size, "%s", hash_info->orighash);
+}
+
+void module_init (module_ctx_t *module_ctx)
+{
+  module_ctx->module_context_size             = MODULE_CONTEXT_SIZE_CURRENT;
+  module_ctx->module_interface_version        = MODULE_INTERFACE_VERSION_CURRENT;
+
+  module_ctx->module_attack_exec              = module_attack_exec;
+  module_ctx->module_benchmark_esalt          = MODULE_DEFAULT;
+  module_ctx->module_benchmark_hook_salt      = MODULE_DEFAULT;
+  module_ctx->module_benchmark_mask           = MODULE_DEFAULT;
+  module_ctx->module_benchmark_salt           = MODULE_DEFAULT;
+  module_ctx->module_build_plain_postprocess  = MODULE_DEFAULT;
+  module_ctx->module_deep_comp_kernel         = MODULE_DEFAULT;
+  module_ctx->module_dgst_pos0                = module_dgst_pos0;
+  module_ctx->module_dgst_pos1                = module_dgst_pos1;
+  module_ctx->module_dgst_pos2                = module_dgst_pos2;
+  module_ctx->module_dgst_pos3                = module_dgst_pos3;
+  module_ctx->module_dgst_size                = module_dgst_size;
+  module_ctx->module_dictstat_disable         = MODULE_DEFAULT;
+  module_ctx->module_esalt_size               = module_esalt_size;
+  module_ctx->module_extra_buffer_size        = MODULE_DEFAULT;
+  module_ctx->module_extra_tmp_size           = MODULE_DEFAULT;
+  module_ctx->module_forced_outfile_format    = MODULE_DEFAULT;
+  module_ctx->module_hash_binary_count        = MODULE_DEFAULT;
+  module_ctx->module_hash_binary_parse        = MODULE_DEFAULT;
+  module_ctx->module_hash_binary_save         = MODULE_DEFAULT;
+  module_ctx->module_hash_decode_potfile      = MODULE_DEFAULT;
+  module_ctx->module_hash_decode_zero_hash    = MODULE_DEFAULT;
+  module_ctx->module_hash_decode              = module_hash_decode;
+  module_ctx->module_hash_encode_status       = MODULE_DEFAULT;
+  module_ctx->module_hash_encode_potfile      = MODULE_DEFAULT;
+  module_ctx->module_hash_encode              = module_hash_encode;
+  module_ctx->module_hash_init_selftest       = MODULE_DEFAULT;
+  module_ctx->module_hash_mode                = MODULE_DEFAULT;
+  module_ctx->module_hash_category            = module_hash_category;
+  module_ctx->module_hash_name                = module_hash_name;
+  module_ctx->module_hashes_count_min         = MODULE_DEFAULT;
+  module_ctx->module_hashes_count_max         = MODULE_DEFAULT;
+  module_ctx->module_hlfmt_disable            = MODULE_DEFAULT;
+  module_ctx->module_hook_extra_param_size    = MODULE_DEFAULT;
+  module_ctx->module_hook_extra_param_init    = MODULE_DEFAULT;
+  module_ctx->module_hook_extra_param_term    = MODULE_DEFAULT;
+  module_ctx->module_hook12                   = MODULE_DEFAULT;
+  module_ctx->module_hook23                   = MODULE_DEFAULT;
+  module_ctx->module_hook_salt_size           = MODULE_DEFAULT;
+  module_ctx->module_hook_size                = MODULE_DEFAULT;
+  module_ctx->module_jit_build_options        = MODULE_DEFAULT;
+  module_ctx->module_jit_cache_disable        = MODULE_DEFAULT;
+  module_ctx->module_kernel_accel_max         = MODULE_DEFAULT;
+  module_ctx->module_kernel_accel_min         = MODULE_DEFAULT;
+  module_ctx->module_kernel_loops_max         = MODULE_DEFAULT;
+  module_ctx->module_kernel_loops_min         = MODULE_DEFAULT;
+  module_ctx->module_kernel_threads_max       = MODULE_DEFAULT;
+  module_ctx->module_kernel_threads_min       = MODULE_DEFAULT;
+  module_ctx->module_kern_type                = module_kern_type;
+  module_ctx->module_kern_type_dynamic        = MODULE_DEFAULT;
+  module_ctx->module_opti_type                = module_opti_type;
+  module_ctx->module_opts_type                = module_opts_type;
+  module_ctx->module_outfile_check_disable    = MODULE_DEFAULT;
+  module_ctx->module_outfile_check_nocomp     = MODULE_DEFAULT;
+  module_ctx->module_potfile_custom_check     = MODULE_DEFAULT;
+  module_ctx->module_potfile_disable          = MODULE_DEFAULT;
+  module_ctx->module_potfile_keep_all_hashes  = MODULE_DEFAULT;
+  module_ctx->module_pwdump_column            = MODULE_DEFAULT;
+  module_ctx->module_pw_max                   = module_pw_max;
+  module_ctx->module_pw_min                   = MODULE_DEFAULT;
+  module_ctx->module_salt_max                 = MODULE_DEFAULT;
+  module_ctx->module_salt_min                 = MODULE_DEFAULT;
+  module_ctx->module_salt_type                = module_salt_type;
+  module_ctx->module_separator                = MODULE_DEFAULT;
+  module_ctx->module_st_hash                  = module_st_hash;
+  module_ctx->module_st_pass                  = module_st_pass;
+  module_ctx->module_tmp_size                 = module_tmp_size;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
+  module_ctx->module_warmup_disable           = MODULE_DEFAULT;
+}
diff --git a/tools/sqlcipher2hashcat.py b/tools/sqlcipher2hashcat.py
new file mode 100644
index 000000000..76773595c
--- /dev/null
+++ b/tools/sqlcipher2hashcat.py
@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+from base64 import b64encode
+import sys
+
+def usage():
+  print('./sqlcipher2hashcat DATABASE_FILE')
+
+def main():
+  database = open(sys.argv[1], "rb").read(272)
+  salt = database[:16]
+
+  print('sqlcipherv4:256000:' + b64encode(salt).decode() + ':' + b64encode(database[16:272]).decode())
+  
+if __name__ == '__main__':
+  if len(sys.argv < 2):
+    usage()
+   else:
+    main()