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Cryptography: Breaking Repeated Key XOR Cipher
Part of Cryptography Attack and Defence Topic: General Cyber Security
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What you'll do
This lab walks students through how to attack a repeated key XOR cipher, and then provides a challenge to the student in the form of a fixed plaintext encrypted with a random key.
- Submitting the key and receiving confirmation constitutes success for this lab.
- ⏱ About 4 h
- Counts towards: Certified Ethical Hacker (exam CEH) · CompTIA Security+ (exam SY0-701)
Scored lab. A scored lab checks your work and records a score you can see on the lab page.
Roadmaps that use this lab
- CompTIA Security+ (SY0-701) — step 4: Cryptography and PKI
- SOC Analyst — career path — step 2: Security foundation
- Certified Ethical Hacker (CEH) — step 7: Cloud computing and cryptography
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- Digital Forensics Analyst — career path — step 1: Security foundation
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- Cloud Security Engineer — career path — step 1: Security foundation
- Security Engineer — career path — step 1: Security foundation
- Security Architect — career path — step 1: Security foundation
- Network Security Engineer — career path — step 3: Security foundation
- Security Administrator — career path — step 3: Security foundation
- Cyber Security Manager — career path — step 1: Security foundation
- Cyber Security Risk Manager — career path — step 1: Security foundation
- Cyber Security Compliance Officer — career path — step 1: Security foundation
- AI Security Engineer — career path — step 1: Security foundation
