@inproceedings {255248, author = {Ga{\"e}tan Leurent and Thomas Peyrin}, title = {{SHA-1} is a Shambles: First {Chosen-Prefix} Collision on {SHA-1} and Application to the {PGP} Web of Trust}, booktitle = {29th USENIX Security Symposium (USENIX Security 20)}, year = {2020}, isbn = {978-1-939133-17-5}, pages = {1839--1856}, url = {https://www.usenix.org/conference/usenixsecurity20/presentation/leurent}, publisher = {USENIX Association}, month = aug }