VirtualTam's bookmarks

1. Recovering passwords from pixelized screenshots 2024-11-18

   tags: image/optical-character-recognition, programming/python, programming/typescript, security/obfuscation, security/password

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   • On the (In)effectiveness of Mosaicing and Blurring as Tools for Document Redaction
   • Never, Ever, Ever Use Pixelation for Redacting Text
   • spipm/Depix
   • JonasSchatz/DepixHMM
   • BishopFox/unredacter
2. oss-security - backdoor in upstream xz/liblzma leading to ssh server compromise 2024-03-31

   tags: compression/lzma, compression/xz, linux, programming/c, programming/shell/bash, security, security/backdoor

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   • XZ Utils backdoor
   • xz/liblzma: Bash-stage Obfuscation Explained
   • /r/Linux - XZ Utils backdoor
   • Debian Bug report logs - #1068024 revert to version that does not contain changes by bad actor
   • FAQ on the xz-utils backdoor
   • LWN - A backdoor in xz
   • Everything I Know About the Xz Backdoor
3. The Underhanded C Contest 2018-11-16

   tags: backdoor, programming, programming/c, security, security/obfuscation

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   • https://en.wikipedia.org/wiki/Underhanded_C_Contest
4. Obfuscating "Hello world!" – Ben Kurtovic 2017-02-17

   tags: hello, lambda, programming/python, security/obfuscation, world

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5. The International Obfuscated C Code Contest 2016-08-09

   tags: code, development, hack, linux, programming/c, security/obfuscation

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