A flawed TLS handshake implementation affects Viber Proxy in multiple platforms

Overview The Rakuten Viber messaging app for Android V25.7.2.0g and Windows V25.6.0.0-V25.8.1.0, has a flaw in its TLS handshake implementation when using the Cloak proxy configuration. This flaw allows for easy identification of proxy usage, potentially compromising user anonymity. Description...