Defeating the Hacker: A Non-Technical Guide to Computer by Robert Schifreen

By Robert Schifreen

The present fight among IT defense and laptop hackers is achieving main issue element. company dependency on desktops and the net in addition to the fast unfold of broadband into extra families has ended in a feeding flooring for hackers worldwide. predicted harm bills at the moment are making their method into the billions. the necessity for a few sturdy recommendation is lengthy overdue.Robert Schifreen, a self-confessed ex-hacker, made background in 1985 while he turned the 1st individual on the planet to stand a jury trial in reference to laptop hacking. His next acquittal within the excessive court docket ended in a transformation in united kingdom legislations and the advent of the pc Misuse Act 1990. His twenty years event in IT safety now lends itself to worldwide radio and television proclaims, in addition to appearances at meetings and lectures round the world.Keeping your company's desktops loose from hackers, viruses, spammers, phishing assaults, social engineers and the entire different issues that could lead to lack of facts is a tough task. Defeating the Hacker is a publication approximately tips to defend your computers turning into one other sufferer of the hacker. it truly is an speedy primer into everything which may get it wrong, with recommendation on find out how to cease it occurring or, if it truly is too past due, easy methods to repair the wear.

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We ll discuss this in more detail in Chapter 14. When I ask penetration testers how often they manage to bypass a company s firewall, they talk of a 70% success rate. Yet if you peruse the glossy brochures, Web sites, magazine reviews and case studies published by those who sell firewalls, the implication is always that the product offers 100% protection and is completely unhackable. So who s telling the truth? Actually, everyone is. A firewall which is correctly configured and physically protected is totally secure, but human error and ignorance lead to many companies discovering that their firewall isn t quite as wonderful as the vendor promised when it was installed.

30 Chapter 9: Windows Workstation Security installed from CD, Windows is dangerously insecure, and there are a few things that you must do before you use it. First, ensure that the hard disk has been formatted using the NTFS filing system rather than FAT or FAT32. If you re installing Windows from scratch you ll be offered the choice. NTFS is more secure and more resilient than FAT, so don t even consider anything else. You must never allow an unpatched computer to connect to the internet, so a new installation of Windows should be patched by installing the latest service packs for Windows and Office from a CD that has been prepared on another computer.

Not all such problems are easy to solve, either, especially when you enter the realms of inherited permissions in which a file s permissions are not explicitly set but have permeated down from a folder higher up in the directory tree. While the easiest way to fix such problems is undoubtedly to grant people greater privileges than they actually need, either from the start or at the point that a problem comes to light, you must resist at all costs the temptation to do this. It will solve any problem in the short term, but will pose a serious security risk in the future.

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