diff --git a/OpenCL/m05600_a0.cl b/OpenCL/m05600_a0.cl
new file mode 100644
index 000000000..d839d314d
--- /dev/null
+++ b/OpenCL/m05600_a0.cl
@@ -0,0 +1,245 @@
+/**
+ * Author......: See docs/credits.txt
+ * License.....: MIT
+ */
+
+//#define NEW_SIMD_CODE
+
+#include "inc_vendor.cl"
+#include "inc_hash_constants.h"
+#include "inc_hash_functions.cl"
+#include "inc_types.cl"
+#include "inc_common.cl"
+#include "inc_rp.h"
+#include "inc_rp.cl"
+#include "inc_scalar.cl"
+#include "inc_hash_md4.cl"
+#include "inc_hash_md5.cl"
+
+__kernel void m05600_mxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __global const bf_t *bfs_buf, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * base
+   */
+
+  const u32 pw_len = pws[gid].pw_len;
+
+  const u32 pw_lenv = ceil ((float) pw_len / 4);
+
+  u32 w[64] = { 0 };
+
+  for (int idx = 0; idx < pw_lenv; idx++)
+  {
+    w[idx] = pws[gid].i[idx];
+
+    barrier (CLK_GLOBAL_MEM_FENCE);
+  }
+
+  /**
+   * loop
+   */
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
+  {
+    // todo: add rules engine
+
+    md4_ctx_t ctx1;
+
+    md4_init (&ctx1);
+
+    md4_update_utf16le (&ctx1, w, pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init_64 (&ctx0, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_M_SCALAR (r0, r1, r2, r3);
+  }
+}
+
+__kernel void m05600_sxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __global const bf_t *bfs_buf, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * digest
+   */
+
+  const u32 search[4] =
+  {
+    digests_buf[digests_offset].digest_buf[DGST_R0],
+    digests_buf[digests_offset].digest_buf[DGST_R1],
+    digests_buf[digests_offset].digest_buf[DGST_R2],
+    digests_buf[digests_offset].digest_buf[DGST_R3]
+  };
+
+  /**
+   * base
+   */
+
+  const u32 pw_len = pws[gid].pw_len;
+
+  const u32 pw_lenv = ceil ((float) pw_len / 4);
+
+  u32 w[64] = { 0 };
+
+  for (int idx = 0; idx < pw_lenv; idx++)
+  {
+    w[idx] = pws[gid].i[idx];
+
+    barrier (CLK_GLOBAL_MEM_FENCE);
+  }
+
+  /**
+   * loop
+   */
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
+  {
+    // todo: add rules engine
+
+    md4_ctx_t ctx1;
+
+    md4_init (&ctx1);
+
+    md4_update_utf16le (&ctx1, w, pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init_64 (&ctx0, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_S_SCALAR (r0, r1, r2, r3);
+  }
+}
diff --git a/OpenCL/m05600_a1.cl b/OpenCL/m05600_a1.cl
new file mode 100644
index 000000000..5f494e6d7
--- /dev/null
+++ b/OpenCL/m05600_a1.cl
@@ -0,0 +1,221 @@
+/**
+ * Author......: See docs/credits.txt
+ * License.....: MIT
+ */
+
+//#define NEW_SIMD_CODE
+
+#include "inc_vendor.cl"
+#include "inc_hash_constants.h"
+#include "inc_hash_functions.cl"
+#include "inc_types.cl"
+#include "inc_common.cl"
+#include "inc_scalar.cl"
+#include "inc_hash_md4.cl"
+#include "inc_hash_md5.cl"
+
+__kernel void m05600_mxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __global const bf_t *bfs_buf, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * base
+   */
+
+  md4_ctx_t ctx10;
+
+  md4_init (&ctx10);
+
+  md4_update_global_utf16le (&ctx10, pws[gid].i, pws[gid].pw_len);
+
+  /**
+   * loop
+   */
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
+  {
+    md4_ctx_t ctx1 = ctx10;
+
+    md4_update_global_utf16le (&ctx1, combs_buf[il_pos].i, combs_buf[il_pos].pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init_64 (&ctx0, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_M_SCALAR (r0, r1, r2, r3);
+  }
+}
+
+__kernel void m05600_sxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __global const bf_t *bfs_buf, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * digest
+   */
+
+  const u32 search[4] =
+  {
+    digests_buf[digests_offset].digest_buf[DGST_R0],
+    digests_buf[digests_offset].digest_buf[DGST_R1],
+    digests_buf[digests_offset].digest_buf[DGST_R2],
+    digests_buf[digests_offset].digest_buf[DGST_R3]
+  };
+
+  /**
+   * base
+   */
+
+  md4_ctx_t ctx10;
+
+  md4_init (&ctx10);
+
+  md4_update_global_utf16le (&ctx10, pws[gid].i, pws[gid].pw_len);
+
+  /**
+   * loop
+   */
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos++)
+  {
+    md4_ctx_t ctx1 = ctx10;
+
+    md4_update_global_utf16le (&ctx1, combs_buf[il_pos].i, combs_buf[il_pos].pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init_64 (&ctx0, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_S_SCALAR (r0, r1, r2, r3);
+  }
+}
diff --git a/OpenCL/m05600_a3.cl b/OpenCL/m05600_a3.cl
new file mode 100644
index 000000000..df7ea791c
--- /dev/null
+++ b/OpenCL/m05600_a3.cl
@@ -0,0 +1,255 @@
+/**
+ * Author......: See docs/credits.txt
+ * License.....: MIT
+ */
+
+//#define NEW_SIMD_CODE
+
+#include "inc_vendor.cl"
+#include "inc_hash_constants.h"
+#include "inc_hash_functions.cl"
+#include "inc_types.cl"
+#include "inc_common.cl"
+#include "inc_scalar.cl"
+#include "inc_hash_md4.cl"
+#include "inc_hash_md5.cl"
+
+__kernel void m05600_mxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __constant const u32x *words_buf_r, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * base
+   */
+
+  const u32 pw_len = pws[gid].pw_len;
+
+  const u32 pw_lenv = ceil ((float) pw_len / 4);
+
+  u32 w[64] = { 0 };
+
+  for (int idx = 0; idx < pw_lenv; idx++)
+  {
+    w[idx] = pws[gid].i[idx];
+
+    barrier (CLK_GLOBAL_MEM_FENCE);
+  }
+
+  /**
+   * loop
+   */
+
+  u32 w0l = w[0];
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos += VECT_SIZE)
+  {
+    const u32 w0r = words_buf_r[il_pos / VECT_SIZE];
+
+    const u32 w0lr = w0l | w0r;
+
+    w[0] = w0lr;
+
+    md4_ctx_t ctx1;
+
+    md4_init (&ctx1);
+
+    md4_update_utf16le (&ctx1, w, pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init (&ctx0, w, pw_len);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_M_SCALAR (r0, r1, r2, r3);
+  }
+}
+
+__kernel void m05600_sxx (__global pw_t *pws, __global const kernel_rule_t *rules_buf, __global const pw_t *combs_buf, __constant const u32x *words_buf_r, __global void *tmps, __global void *hooks, __global const u32 *bitmaps_buf_s1_a, __global const u32 *bitmaps_buf_s1_b, __global const u32 *bitmaps_buf_s1_c, __global const u32 *bitmaps_buf_s1_d, __global const u32 *bitmaps_buf_s2_a, __global const u32 *bitmaps_buf_s2_b, __global const u32 *bitmaps_buf_s2_c, __global const u32 *bitmaps_buf_s2_d, __global plain_t *plains_buf, __global const digest_t *digests_buf, __global u32 *hashes_shown, __global const salt_t *salt_bufs, __global const netntlm_t *netntlm_bufs, __global u32 *d_return_buf, __global u32 *d_scryptV0_buf, __global u32 *d_scryptV1_buf, __global u32 *d_scryptV2_buf, __global u32 *d_scryptV3_buf, const u32 bitmap_mask, const u32 bitmap_shift1, const u32 bitmap_shift2, const u32 salt_pos, const u32 loop_pos, const u32 loop_cnt, const u32 il_cnt, const u32 digests_cnt, const u32 digests_offset, const u32 combs_mode, const u32 gid_max)
+{
+  /**
+   * modifier
+   */
+
+  const u32 lid = get_local_id (0);
+  const u32 gid = get_global_id (0);
+
+  if (gid >= gid_max) return;
+
+  /**
+   * digest
+   */
+
+  const u32 search[4] =
+  {
+    digests_buf[digests_offset].digest_buf[DGST_R0],
+    digests_buf[digests_offset].digest_buf[DGST_R1],
+    digests_buf[digests_offset].digest_buf[DGST_R2],
+    digests_buf[digests_offset].digest_buf[DGST_R3]
+  };
+
+  /**
+   * base
+   */
+
+  const u32 pw_len = pws[gid].pw_len;
+
+  const u32 pw_lenv = ceil ((float) pw_len / 4);
+
+  u32 w[64] = { 0 };
+
+  for (int idx = 0; idx < pw_lenv; idx++)
+  {
+    w[idx] = pws[gid].i[idx];
+
+    barrier (CLK_GLOBAL_MEM_FENCE);
+  }
+
+  /**
+   * loop
+   */
+
+  u32 w0l = w[0];
+
+  for (u32 il_pos = 0; il_pos < il_cnt; il_pos += VECT_SIZE)
+  {
+    const u32 w0r = words_buf_r[il_pos / VECT_SIZE];
+
+    const u32 w0lr = w0l | w0r;
+
+    w[0] = w0lr;
+
+    md4_ctx_t ctx1;
+
+    md4_init (&ctx1);
+
+    md4_update_utf16le (&ctx1, w, pw_len);
+
+    md4_final (&ctx1);
+
+    u32 w0[4];
+    u32 w1[4];
+    u32 w2[4];
+    u32 w3[4];
+
+    w0[0] = ctx1.h[0];
+    w0[1] = ctx1.h[1];
+    w0[2] = ctx1.h[2];
+    w0[3] = ctx1.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx0;
+
+    md5_hmac_init (&ctx0, w, pw_len);
+
+    md5_hmac_update_global (&ctx0, netntlm_bufs[digests_offset].userdomain_buf, netntlm_bufs[digests_offset].user_len + netntlm_bufs[digests_offset].domain_len);
+
+    md5_hmac_final (&ctx0);
+
+    w0[0] = ctx0.opad.h[0];
+    w0[1] = ctx0.opad.h[1];
+    w0[2] = ctx0.opad.h[2];
+    w0[3] = ctx0.opad.h[3];
+    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;
+
+    md5_hmac_ctx_t ctx;
+
+    md5_hmac_init_64 (&ctx, w0, w1, w2, w3);
+
+    md5_hmac_update_global (&ctx, netntlm_bufs[digests_offset].chall_buf, netntlm_bufs[digests_offset].srvchall_len + netntlm_bufs[digests_offset].clichall_len);
+
+    md5_hmac_final (&ctx);
+
+    const u32 r0 = ctx.opad.h[DGST_R0];
+    const u32 r1 = ctx.opad.h[DGST_R1];
+    const u32 r2 = ctx.opad.h[DGST_R2];
+    const u32 r3 = ctx.opad.h[DGST_R3];
+
+    COMPARE_S_SCALAR (r0, r1, r2, r3);
+  }
+}