Main Stage·35 min
Alon Leviev
Technique and tool to hijack Windows Update verification mechanisms and force DLLs, drivers, and kernels to revert to vulnerable versions.
windowsdowngrade-attackhyper-v+2
downgrade-attack
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Black Hat USA 2022·27 min
Reviews stalloris: RPKI Downgrade Attack and evaluates key implications for security practitioners.
stalloris-rpkirpki-downgradedowngrade-attack+2
Main Stage·31 min
Haoqi Shan · Wanqiao Zhang
Haoqi Shan and Wanqiao Zhang demonstrate protocol manipulation attacks that force modern LTE smartphones to downgrade to insecure 2G and 3G networks.
ltecellular-securitydowngrade-attack+2