Launching a SaaS?·Collect waitlist signups before you build — before.run
SandboxPatternsDetectDocs
Security
#sha256
#hash
#crypto
#security

SHA-256 Hash

Matches a SHA-256 cryptographic hash — exactly 64 hexadecimal characters.

File integrity checksPassword hashing validationAPI signature verification
/
/
Test String
2 matches
[…]{64}Character class […]Matches any single character listed in this set — repeated exactly 64 times · {64} — exactly 64 times
a-fa-fa-f — range from 'a' to 'f'
A-FA-FA-F — range from 'A' to 'F'
0-90-90-9 — range from '0' to '9'
Pattern: 15 charsInput: 129 chars
100% client-side · private

Valid Examples

  • e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
  • 2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824

Invalid Examples

  • abc123
  • e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b85
  • ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ