Security & Privacy 100% Local Processing Limit: 100 MB

SHA-1 Hash Generator

Compute FIPS PUB 180-4 SHA-1 160-bit cryptographic checksums for Git commit validation and legacy file verification.

Sponsor Space

Input Text or File

Max recommended size: 100 MB

Generated SHA-1 Hash Generator

0 characters

Verify Checksum

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How to Use the SHA-1 Hash Generator

  1. 1
    Type text or drop a file into the workbench.
  2. 2
    The 40-character hexadecimal SHA-1 digest is produced instantly.
  3. 3
    Compare with an existing SHA-1 signature to check integrity.

Practical Example & Use Case

Common Real-World Scenario

Inspecting Git object SHA-1 tree hashes and verifying legacy torrent file signatures.

Technical Notes & Limitations

Browser Engine Architecture

Calculated via native Web Crypto API for hardware-accelerated execution.

Frequently Asked Questions

What is the length of a SHA-1 hash?

SHA-1 produces a 160-bit hash, represented as 40 hexadecimal characters.