Over 300 Tor Exit Nodes Hijacked to Intercept Unencrypted Traffic

• More than 300 Tor exit nodes were hijacked by unknown hackers.
• The hijacking began in late August, using a reused valid password to access a Tor management server.
• The attackers reconfigured the nodes to favor unencrypted email traffic and redirect SSH connections.
• The hijacked nodes were used to intercept plaintext email and SSH traffic.
• The issue was reported by Tor volunteers and a researcher.