Foundation glossary/Crypto
Hashing vs Encryption
Companion card for the Foundation course — study the related lesson for full progress.
Simple explanation
Fingerprint vs secret lockbox.
Technical explanation
Hashes verify integrity; encryption needs keys for confidentiality.
Real-life scenario
WhatsApp encryption vs storing password hashes (not plain passwords) on servers.
Security relevance
Misusing crypto (e.g. encrypting passwords reversibly) causes breaches.
Practical example
SHA-256 checksum vs AES disk encryption.
Hash → fingerprint
Encrypt → ciphertext + key
Mini quiz
Storing passwords should use:
Related lesson
Continue in the Foundation course: open lesson →