Glossary · Phase 7 · Software engineering
K-anonymity
Hiding one item in a crowd of at least k similar ones, as a breach check does by sending only a hash prefix that hundreds of passwords share.
Try it now
Follow the password: it's hashed, split, and only the first 5 characters would ever leave your machine.
Learn it properly
Project: a private password-breach check · Hash locally, send five characters, match locally: k-anonymity, safe logging and failure handling. About 40 minutes.
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