← Back to Glossary

Attack Surface

The total sum of all possible entry points or vulnerabilities through which an attacker could potentially gain unauthorized access to a system or network.

Related Terms

Cybersecurity Information Security CIA Triad Attack Vector Threat Actor Threat Model Defense in Depth Security by Design Shift Left Security DevSecOps Patch Management Hardening
Found this useful? Share it.
Keep going
Free coursesStructured, day-by-day tracks Free hacking labsPractice in your browser, no setup Attack SimulatorHands-on challenges in your browser
Make it count. Join free to earn XP for what you read and solve, keep a streak, and track your progress.
Join free