Luhn Algorithm
Luhn algorithm - credit card validation checksum used worldwide for financial data integrity
Checksum
Input Text
Hash Output
Enter text above to compute hash
Verify Hash
Algorithm Info
Checksum
Luhn algorithm - credit card validation checksum used worldwide for financial data integrity
Related Algorithms
CRC-32
Standard CRC-32 checksum for ZIP files and Ethernet - detects accidental data corruption
Adler-32
Fast Adler-32 checksum used in zlib compression - optimized for speed over accuracy
CRC-16
Cyclic redundancy check (16-bit)
CRC-8
Cyclic redundancy check (8-bit)
CRC-64
Cyclic redundancy check (64-bit)
Internet Checksum
RFC 1071 Internet checksum algorithm