Jack Clark, product manager at Network Associates, said organisations are at risk if they fail to scan incoming traffic at the desktop: "Any organisation relying on gateway protection only is compromising their security by sending and receiving...
If a worker accidentally types in the wrong web address, that registers as an event, and an outside scan of the network by an attacker looking for a way in can create hundreds or thousands of events. Anti-virus firm Symantec has unveiled a package...
These include not only installing properly certified personal firewalls and anti-virus software - no-brainers for most IT departments - but also using encrypted email and files wherever possible. TruSecure recommends filters that can be put over...
The analyst group recommends that users check and fix security holes on key servers and applications, examine gateway mail server security so it cannot be hijacked, turn off auto responses to outside recipients when viruses or spam are detected...
For example, when a person accesses the network through a remote kiosk at a conference or an airport, the transaction itself is encrypted. SSL is an encryption technology that is embedded in most standard web browsers.
He said that when voice streams are encrypted with the AES standard, network sniffers cannot be used to decode the traffic. Some operating systems leave unused ports open, making them vulnerable to port scans.