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WPA2 Key Reinstallation Vulnerabilities (KRACK) Explained
Posted by Hemant Chaskar on Oct 16, 2017
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Researchers from the University of Leuven (@vanhoefm and team) have discovered flaws in WPA2 implementation in clients and APs. These flaws create vulnerabilities for replay and decryption attacks on packets transferred over WiFi links. They have named them KRACKs (Key Reinstallation AttaCKs). Both 802.1x (EAP) and PSK (password) based networks are affected. These vulnerabilities have been cataloged under 10 CVEs. In the series of videos below, I explain these CVEs in detail with Vivek Ramachandran, Founder and CEO of Pentester Academy.

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802.11ax: Fighting the Menace of Small Frames for Efficient WiFi
Posted by Hemant Chaskar on Apr 8, 2016

802.11ac Wave 2 is rising fast, as legacy 802.11n networks are upgraded. Current 802.11ac Wave 1 networks may not upgrade to Wave 2 right now, but by the time these networks have hit their typical 4-5 year lifespan, the next WiFi standard will be available: 802.11ax.