diff --git a/Crypt-Vault.cpp b/Crypt-Vault.cpp
index c78f34d..60e146f 100644
--- a/Crypt-Vault.cpp
+++ b/Crypt-Vault.cpp
@@ -1,11 +1,22 @@
 /*
- * Crypt Vault — AES-256-CBC Encryption Tool (C++ Version)
+ * Crypt Vault — AES-256-CBC Secure File Sharing System (C++ Version)
  *
  * Features:
  * - AES-256-CBC file & text encryption/decryption
- * - SHA-256 password-based key derivation
- * - PKCS7 padding, random IV via Windows CryptoAPI
- * - Batch processing, file stats, SHA-256 hashing
+ * - PBKDF2-SHA256 key derivation (100k iterations)
+ * - HMAC-SHA256 tamper detection (Encrypt-then-MAC)
+ * - Directory recursive encryption/decryption
+ * - Secure delete (multi-pass shred)
+ * - Compress → Encrypt pipeline (built-in LZ77)
+ * - Decrypt preview (memory only, no disk write)
+ * - Key file support (2FA)
+ * - CLI arguments for scripting
+ * - Progress bar for large files
+ * - Random password generator
+ * - Config file (persistent settings)
+ * - Encryption log/history
+ * - Performance benchmarks
+ * - Blockchain audit trail + P2P network
  * - No external dependencies
  */
 
@@ -20,6 +31,30 @@
 #include <ctime>
 #include <sys/stat.h>
 #include <algorithm>
+<<<<<<< Updated upstream
+=======
+#include <thread>
+#include <mutex>
+#include <chrono>
+#include <filesystem>
+#include <map>
+<<<<<<< Updated upstream
+#include <random>
+#include <numeric>
+
+namespace fs = std::filesystem;
+<<<<<<< Updated upstream
+<<<<<<< Updated upstream
+>>>>>>> Stashed changes
+=======
+>>>>>>> Stashed changes
+=======
+>>>>>>> Stashed changes
+=======
+#include <numeric>
+
+namespace fs = std::filesystem;
+>>>>>>> Stashed changes
 
 #ifdef _WIN32
 #include <windows.h>
diff --git a/crypt-vault.exe b/crypt-vault.exe
new file mode 100644
index 0000000..a8fc8fb
Binary files /dev/null and b/crypt-vault.exe differ
diff --git a/crypt_audit.chain b/crypt_audit.chain
new file mode 100644
index 0000000..0fb5e35
--- /dev/null
+++ b/crypt_audit.chain
@@ -0,0 +1,48 @@
+BLOCK:0
+PREV_HASH:0000000000000000000000000000000000000000000000000000000000000000
+HASH:000496eb0289c387b0e7015ba7406aab455502b66e7415d11c99fe33054e6edd
+NONCE:405
+OP:ENCRYPT
+FILE:GENESIS
+FILE_HASH:171823056d31f4148c0c639dc9798e827b03b76f3ed54cf94dbc35d60a5375dc
+DEVICE:a5a8cd232628bbd6
+TIME:2026-03-10 23:13:57
+HMAC:1
+SIZE:0
+DURATION:0
+ALGO:NONE
+PUBKEY:060200000024000052534131000400000100010009e91d624b59b725d91b8d0c2fda0077f78304a403bb06b72b2f12c58a18ebc9b276fc5b2cda7e80d479dc51f72db5d7e181cf05e39e3910609a294e1040058e113542c77aa84873964db909f58ab451ae180b649d50ee77f1d6abfa24d3436335aa17608b31d724057d65c66fba1917b4697dd86330e93a1a57b377e89e1bed
+SIG:
+---
+BLOCK:1
+PREV_HASH:000496eb0289c387b0e7015ba7406aab455502b66e7415d11c99fe33054e6edd
+HASH:00534d281aedf0a3e4d47d37aedd4e5edefd74158350ff20219b06cfbb3a47fd
+NONCE:197
+OP:ENCRYPT
+FILE:C:\Users\Levono\OneDrive\Documents\profile-avatar.png
+FILE_HASH:81dca9efdf0dfd5ca7668fc8fbecff655b79d0d3ec136693023b87eb05fbcffb
+DEVICE:a5a8cd232628bbd6
+TIME:2026-03-10 23:20:54
+HMAC:1
+SIZE:312435
+DURATION:397
+ALGO:AES-256
+PUBKEY:060200000024000052534131000400000100010009e91d624b59b725d91b8d0c2fda0077f78304a403bb06b72b2f12c58a18ebc9b276fc5b2cda7e80d479dc51f72db5d7e181cf05e39e3910609a294e1040058e113542c77aa84873964db909f58ab451ae180b649d50ee77f1d6abfa24d3436335aa17608b31d724057d65c66fba1917b4697dd86330e93a1a57b377e89e1bed
+SIG:
+---
+BLOCK:2
+PREV_HASH:00534d281aedf0a3e4d47d37aedd4e5edefd74158350ff20219b06cfbb3a47fd
+HASH:00aebe690c31aeaf871a4fa748d9235e01d10c1dc2e591ae66434eafe4b24ccb
+NONCE:460
+OP:DECRYPT
+FILE:C:\Users\Levono\OneDrive\Documents\profile-avatar.enc
+FILE_HASH:81dca9efdf0dfd5ca7668fc8fbecff655b79d0d3ec136693023b87eb05fbcffb
+DEVICE:a5a8cd232628bbd6
+TIME:2026-03-10 23:21:13
+HMAC:1
+SIZE:312435
+DURATION:428
+ALGO:AES-256
+PUBKEY:060200000024000052534131000400000100010009e91d624b59b725d91b8d0c2fda0077f78304a403bb06b72b2f12c58a18ebc9b276fc5b2cda7e80d479dc51f72db5d7e181cf05e39e3910609a294e1040058e113542c77aa84873964db909f58ab451ae180b649d50ee77f1d6abfa24d3436335aa17608b31d724057d65c66fba1917b4697dd86330e93a1a57b377e89e1bed
+SIG:
+---
diff --git a/identity.key b/identity.key
new file mode 100644
index 0000000..1739a6f
--- /dev/null
+++ b/identity.key
@@ -0,0 +1,4 @@
+NODE_ID:16aac039e0c0bbb93c0536deec0a0ad5aa5992db0aa1cdadf8cd34b84305ac0d
+PUBLIC_KEY:66bf5696d06706f185421946fdd9fd39d4631fa81dd249c31e5558670ed07f49
+PRIVATE_KEY:bcf5c69ab590d23c6936567f244158f54ba1f86d6c4c88724edcfae77c7f26ff
+DISPLAY_NAME:PRANAV_Levono