Word: cryptography
Definition:
The use of mathematical techniques to provide security services, such as confidentiality, data integrity, entity authentication, and data origin authentication.
Sample Sentence:
Cryptography underpins the secure communication systems we use every day.
Why It Matters:
Essential for protecting data in transit and at rest.
Quick Tip:
Keep cryptographic libraries updated to defend against newly discovered vulnerabilities.
Source: https://niccs.cisa.gov/resources/glossary
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