Tiny, copyright-free, PII-free collision PoCs # MD5 ## FastColl - GIF images [md5-1.gif](md5-1.gif) / [md5-2.gif](md5-2.gif) ## UniColl - GZip archives [md5-1.gz](md5-1.gz) / [md5-2.gz](md5-2.gz) - JPG images - via UniColl [md5-1.jpg](md5-1.jpg) / [md5-2.jpg](md5-2.jpg) - via modified FastColl [md5-1fc.jpg](md5-1fc.jpg) / [md5-2fc.jpg](md5-2fc.jpg) - PDF documents [md5-1.pdf](md5-1.pdf) / [md5-2.pdf](md5-2.pdf) - PNG images - generic header, not 100% compatible - appended data [md5-1.png](md5-1.png) / [md5-2.png](md5-2.png) - appended data w/ correct CRCs [md5-crc1.png](md5-crc1.png) / [md5-crc2.png](md5-crc2.png) - synchronized comments [md5-sync1.png](md5-sync1.png) / [md5-sync2.png](md5-sync2.png) - specific header w/ common dimensions/colorspace [md5-s1.png](md5-s1.png) / [md5-s2.png]( md5-s2.png) - MP4 - generic header, 32b length (LTV) [md5-1.mp4](md5-1.mp4) / [md5-2.mp4](md5-2.mp4) - generic header, 64b length (TLV) [md5-l1.mp4](md5-l1.mp4) / [md5-l2.mp4](md5-l2.mp4) - specific header [md5-s1.mp4](md5-s1.mp4) / [md5-s2.mp4](md5-s2.mp4) - ZIP [md5-1.zip](md5-1.zip) / [md5-2.zip](md5-2.zip) - LZ4 archives [md5-1.lz4](md5-1.lz4) / [md5-2.lz4](md5-2.lz4) - Zstandard archives [md5-1.zstd](md5-1.zstd) / [md5-2.zstd](md5-2.zstd) - LZ4/Zstandard archives [md5-c6a611ce.zstd](md5-c6a611ce.zstd) / [md5-c6a611ce.lz4](md5-c6a611ce.lz4) - Wasm executables [md5-1.wasm](md5-1.wasm) / [md5-2.wasm](md5-2.wasm) ## HashClash - PE executables [md5-1.exe](md5-1.exe) / [md5-2.exe](md5-2.exe) ZIP-based formats: - Office Open XML - DOCX [md5-1.docx](md5-1.docx) / [md5-2.docx](md5-2.docx) - PPTX [md5-1.pptx](md5-1.pptx) / [md5-2.pptx](md5-2.pptx) - XLSX [md5-1.xls](md5-1.xls) / [md5-2.xls](md5-2.xls) - Open Container Format - EPUB [md5-1.epub](md5-1.epub) / [md5-2.epub](md5-2.epub) - Open Packaging Conventions - XPS [md5-1.xps](md5-1.xps) / [md5-2.xps](md5-2.xps) - 3MF [md5-1.3mf](md5-1.3mf) / [md5-2.3mf](md5-2.3mf) # SHA1 (Shattered) - JPG in PDF [sha1-1.pdf](sha1-1.pdf) / [sha1-2.pdf](sha1-2.pdf)