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Version 2.0

Cybersecurity Style Guide


zero-day (n. or adj.)

A vulnerability that has been publicly known for zero days, as in “zero-day attacks.” In formal settings, use publicly undisclosed vulnerability or previously undisclosed vulnerability.


Zoombombing (n.)

An unwanted intrusion into a videoconference.

ZTN, ZTNs (n.)

Zero-trust network. Spell out on first use.



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