Apple has released Safari 7.0.6 for users of OS X 10.9 Mavericks and Safari 6.1.6 for users of 10.8 Mountain Lion and 10.7 Lion. Both updates improve memory handling to fix multiple WebKit memory corruption issues that could lead to unexpected application termination or arbitrary code execution if visiting a maliciously crafted Web site. (Seven Common Vulnerabilities and Exposures IDs, or CVE-IDs, are listed in the security note.) The two releases are available only through Software Update. (Free, 10.9+/10.7–10.8)
Find Wi-Fi Networks with VirusBarrier X6
If you're in a location with multiple Wi-Fi networks, it can be hard to figure out which is the best one to connect to. VirusBarrier X6 can help - open the program's Network window to view a list of available Wi-Fi networks, complete with the name, channel, and signal strength of each.