crypto XOR

harshit-jain52 · Jan 3, 2025 · a24250d · a24250d
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diff --git a/CTFLearn/Cryptography/158.md b/CTFLearn/Cryptography/158.md
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+# [Hextroadinary](https://ctflearn.com/challenge/158)
+
+Take XOR of the given numbers:
+
+```bash
+python3 -c 'print(hex(0xc4115 ^ 0x4cf8))'
+```
diff --git a/CTFLearn/Cryptography/227.md b/CTFLearn/Cryptography/227.md
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+# [BruXOR](https://ctflearn.com/challenge/227)
+
+Brute force every ASCII key:
+
+```python
+text = "q{vpln'bH_varHuebcrqxetrHOXEj"
+for key in range(256):
+    print(''.join([chr(key ^ ord(x)) for x in text]))
+```