Are other network communications secure in Gbridge?
The SecureShare, AutoSync, EasyBackup, DesktopShare and all other network communications tunneled by Gbridge are all encrypted (AES 128bits) and authenticated (SHA1 HMAC) by session keys that are only known to your computer and the peer computer. The key establishment is done using Diffie-Hellman key exchange. The key establishment messages are over TLS and relayed by Google Gtalk server.