Encrypt Group Chats

A group chat can be encrypted by distributing a secret shared key to the participants.

• >> Encrypt a group chat
• >> Distribute a shared key
• >> Regenerate a shared key

>> Encrypt a group chat

Do one of the following to start encrypting a group chat.

• When joining to a group chat, put a check on "Encrypt Group Chat".

or

• Click on the Encrypt button on the group chat window.
  • When you click again, the encryption is canceled.

If a shared key has not been generated for the conference room, the following window appears.

>> Distribute a shared key

1. Select the peer to whom you would like to distribute the shared key on the member list of the main window.
2. Go to "PGP" menu -> "Send Shared Key" on the group chat window.

The peer needs to enter their GnuPG passphrase if they decide to receive the shared key.

>> Regenerate a shared key

1. Go to "PGP" menu -> "Regenerate Shared Key..." on the group chat window.
   • The following warning message appears to clarify that the redistribution of the shared key is needed, and the past encrypted messages will not be readable when you enter the conference room the next time.
   
2. Click on "Yes" if that is OK with you.