Type text above – SHA-1, SHA-256, SHA-384, SHA-512 hashes appear here.
About this tool
Hash Generator takes any text input and produces a fixed-length digest using common algorithms including MD5, SHA-1, SHA-256, and SHA-512. It is built for developers, security folks, and sysadmins who need to verify data integrity, store passwords safely, or check whether two pieces of content are identical without comparing them directly. No data leaves your browser, so sensitive strings stay private.
Reach for this tool when you need to checksum a file path or config value, verify an API token matches an expected hash, or generate a digest for use in a cache key or database lookup. It is also handy for quickly confirming that two strings differ, since even a single character change produces a completely different output.
How to use it
- Type or paste the string you want to hash into the input field.
- Select your desired algorithm from the dropdown, such as SHA-256 or MD5.
- The hash digest generates automatically as you type or on clicking Generate.
- Click the copy button beside the output to grab the digest to your clipboard.
- Switch algorithms using the dropdown to compare outputs for the same input.
- Clear the field and enter a new string to start a fresh hash operation.
Pro tips
- SHA-256 is the safest default for most integrity checks; avoid MD5 for anything security-critical since collisions are well-documented.
- Hashing the same input twice confirms your tool is deterministic and your input has no hidden whitespace or line-break differences.
FAQ
Can I use this to hash passwords for my application?
You can generate a hash here for testing or learning purposes, but production password storage requires a dedicated slow-hashing algorithm like bcrypt or Argon2, which this tool does not implement.
Why do MD5 and SHA-1 give different length outputs?
Each algorithm produces a digest of a fixed bit length specific to that standard; MD5 outputs 128 bits while SHA-1 outputs 160 bits, so the hex strings are different lengths by design.
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