Even worse, in 2003, Alistair Campbell, top communications aide to then-Prime Minister Tony Blair of the UK, released a Word document whose hidden information revealed that the British government had used plagiarized documents to justify its involvement in the Iraq war. In 2006, for example, Google publicly posted a PowerPoint presentation that contained notes disclosing highly sensitive financial projections to the world. This problem has struck some of the best-know enterprises in the world. Afterward, you won’t see as many alerts.Īmong Comodo’s other nice extras is an install mode that shuts off the firewall for 15 minutes, so you can install a new application without getting inundated with alerts.Ī lesser-known privacy problem may be among the most dangerous: hidden information in Microsoft Office documents that becomes exposed after the documents are made public. In this mode, Comodo scans your PC for applications and registers them as safe. If you’d like to cut down on the training time and the number of interruptions, use the program’s Clean PC mode. Whenever an application tries to access the Internet from your PC, you’ll get a pop-up that asks you whether you want to allow the application to proceed. If you use this firewall, you will have to spend a bit of time training it. Its Defense+ feature, for example, locks down particularly vulnerable files and folders so that nothing can alter them. It offers great protection against both inbound and outbound threats, along with some very nice extras.

And the Windows Vista firewall is exceedingly difficult to customize.Ī great bet for a truly flameproof firewall is the free Comodo Firewall. The Windows XP firewall, for example, lacks outbound protection. Wrong–the firewalls built into both of those operating systems have problems. If you have Windows XP or Windows Vista, you have a firewall on your PC courtesy of Microsoft, so you may figure that you’re perfectly safe.

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