Word: Block Cipher
Definition:
A block cipher encrypts one block of data at a time.
Sample Sentence:
AES is a commonly used block cipher that encrypts data in fixed-size chunks.
Why It Matters:
Block ciphers are essential for securing large volumes of data in encrypted form, especially in file systems and VPNs.
Quick Tip:
Pair block ciphers with proper modes of operation like CBC or GCM to avoid common pitfalls.
Source: https://www.sans.org/security-resources/glossary-of-terms/
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