Showing only posts tagged man-in-the-middle attacks. Show all posts.

RADIUS Vulnerability

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New attack against the RADIUS authentication protocol: The Blast-RADIUS attack allows a man-in-the-middle attacker between the RADIUS client and server to forge a valid protocol accept message in response to a failed authentication request. This forgery could give the attacker access to network devices and services without the attacker …

New Bluetooth Attack

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New attack breaks forward secrecy in Bluetooth. Three news articles : BLUFFS is a series of exploits targeting Bluetooth, aiming to break Bluetooth sessions’ forward and future secrecy, compromising the confidentiality of past and future communications between devices. This is achieved by exploiting four flaws in the session key derivation …

Messaging Service Wiretap Discovered through Expired TLS Cert

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Fascinating story of a covert wiretap that was discovered because of an expired TLS certificate: The suspected man-in-the-middle attack was identified when the administrator of jabber.ru, the largest Russian XMPP service, received a notification that one of the servers’ certificates had expired. However, jabber.ru found no expired …

Man-in-the-Middle Phishing Attack

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Here’s a phishing campaign that uses a man-in-the-middle attack to defeat multi-factor authentication: Microsoft observed a campaign that inserted an attacker-controlled proxy site between the account users and the work server they attempted to log into. When the user entered a password into the proxy site, the proxy …