Ciphey
Automatically decrypt encryptions without knowing the key or cipher
- Status
- Generally available
- Last checked
- Checked · Oct 15, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Ciphey is an open-source tool that automatically decrypts various types of encryption, decodes encodings, and cracks hashes. It's useful for security researchers and developers who need to understand encrypted data.
Ciphey stands out as an open-source, local tool that automates the process of decrypting various encryption methods without prior knowledge of keys or ciphers.
When it fits — and when it doesn’t
A good fit for
Security teams needing to decrypt unknown ciphers for analysis
Researchers studying the effectiveness of different encryption methods
Developers who need a tool to test and validate their own encryption implementations
Look elsewhere if
Real-time decryption in high-throughput environments (designed for batch processing)
Users requiring a web-based interface or cloud service (local library only)
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited support for advanced encryption algorithms
Ciphey's decryption capabilities are primarily focused on classical and basic modern ciphers, lacking support for more complex or contemporary encryption standards.
- 02
Performance issues with large datasets
The tool can be slow when processing large volumes of encrypted data due to the computational complexity involved in decryption attempts.
- 03
Small and relatively inactive community
GitHub activity and contributor numbers indicate a limited user base, which could result in slower issue resolution and feature development.
- 04
Poor documentation for advanced use cases
While basic usage is covered, detailed explanations for more complex configurations or integration scenarios are lacking.
- 05
Dependency on external libraries that may introduce vulnerabilities
Ciphey relies on third-party Python packages which might have security flaws, impacting the overall reliability and safety of Ciphey.
What it does well
Automatic decryption of various ciphers without needing the key
Decoding of different types of encodings
Cracking of hashes
Extensive support for multiple encryption algorithms and techniques
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up Ciphey
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for Ciphey’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
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