Security researcher Brian Krebs found many big-name companies left some WebEx meetings open for anyone to join. Krebs wrote he found companies and organizations that failed to password protect WebEx. Cisco has a variety of options for WebEx that are intended to accommodate sensitive meetings and ones intended for the public. The most secure meetings will always be protected by a complex password, Cisco’s Aaron Lewis wrote on its WebEx blog. The company requires a password to be set by default for a meeting, but that option can be turned off.”]