Cisco Secret 5 Password Decrypt [verified] Jun 2026
While technically "one-way," Type 5 hashes are considered insecure by modern standards. The MD5 algorithm itself is no longer approved by NIST. On modern computers, MD5 hashes can be calculated "lightning-fast". Cisco Community Cracking Tools: Tools like
Extract the target line from the Cisco configuration file and save it to a plain text file named hash.txt : $1$mERr$hx5rVt7UrF6CstG7Nbi96/ Use code with caution. Step 2: Run the Cracking Tool
If you cannot crack the hash and are locked out of the device, you must perform a physical password recovery: Connect via Console Cable Power cycle the device. Break signal (Ctrl+Break) during boot to enter ROMMON mode. Change the Configuration Register (usually to ) to ignore the startup config. cisco secret 5 password decrypt
enable secret 5 $1$sR3t$kYdLxP9qR2tU7wXzB1vA/
The client, a mid-sized logistics firm, was panicked. Their core router, a Cisco 3945, had locked them out. The previous admin had changed the enable password before walking out the door. While technically "one-way," Type 5 hashes are considered
If you are managing Cisco routers or switches, you have likely encountered different password formats in the configuration files. Among them, the "type 5" password—preceded by the number 5 in the configuration line—is one of the most common security mechanisms used to protect access to the command-line interface (CLI).
| Feature | Type 5 (Deprecated) | Type 8 (Modern) | Type 9 (Modern) | | :--- | :--- | :--- | :--- | | | MD5 (1,000 iterations) | PBKDF2-HMAC-SHA256 | scrypt | | Key Strengths | Irreversible, salted | Highly resistant to GPU attacks | Extremely resistant to hardware attacks | | Iterations | 1,000 | 20,000 | Variable, high configuration | | Salt Length | 4 characters | 80-bit | 80-bit | | Status | Deprecated - Not recommended for new deployments | Recommended - Strong security for modern environments | Recommended - Industry best practice | Cisco Community Cracking Tools: Tools like Extract the
Those tools do decrypt the hash. Instead, they:
