You can secure incoming and outgoing calls using options on the Security tab. A secure NetMeeting call can encrypt data, authenticate meeting participants using authentication certificates, and use password protection. Encryption On the Security tab, you can determine individually whether your incoming and outgoing calls are encrypted. If you select I prefer to receive secure incoming calls. NetMeeting only allows secure outgoing calls.
Incoming calls can be either secure or non-secure.
Credentials are not required, but are used if they are available. NetMeeting 3 does not encrypt audio or video transmissions. Authentication Certificates NetMeeting uses the same security interface used by Internet Explorer 4.0 and later. NetMeeting reads from the same certificate store that Internet Explorer uses when viewing user authentication certificates. To view certificates in Internet Explorer 4.0 On the View menu, click Internet Options , and then click the Content tab.