Sharks patrol these waters

You can’t expect an anti-virus program to fully protect IT systems, the risks are far more pervasive.

Computer security is evolving in a time of social media

The announcement that the New York Times was attacked by Chinese hackers after exposing the financial details of the nation’s Premier doesn’t come as much of a surprise to anybody following either China or computer security issues.

One of the realities of modern computing is that systems are constantly being compromised, the complexity of IT networks is so great that even the best security experts can be caught off guard.

Securing our networks

In such an environment the normal business and home computer user has little chance against sophisticated criminal or government sponsored attacks, by the Chinese or any other spy agency.

One example of how badly wrong things can go for an organisation is the hacking of security advisory firm Stratfor in 2011, this illustrated how small business practices of having relatively open networks and poor password security can have serious consequences.

The issue is not how we fortify our systems against intruders, but how we manage the risk. A useful analogy is how supermarkets deal with shoplifters – they can’t eliminate the problem, but they can manage it in ways that control losses.

Businesses, governments and home users have a range of things they can do to make it harder for hackers to get into a system and limit what they can access if determined one gets in.

The limits of anti-virus

Another aspect in the story that doesn’t surprise is the poor performance of the New York Times’ anti-virus software. According to Forbes, Symantec only caught one malware program out of the 45 installed by the hackers.

I have an entirely rational hatred of Symantec. While running an IT support business, their products were the bane of our lives and we encouraged users to choose alternative security software because of the unreliability of many of Symantec products, particularly the once proud Norton brand that was aimed at home and small business users.

At the time of the great malware epidemic in the early 2000s, Norton Anti-Virus had a huge market share and it proved to be worse than useless against the various forms of drive by downloads and infected sites that were exploiting weaknesses in Microsoft Windows 98 and XP systems.

Windows weaknesses

The common culprit was Windows ActiveX scripting language that Microsoft had introduced to standardise its web features. While a good idea, Microsoft made ActiveX a fundamental part of Windows and gave the features full access into the inner workings of the system.

Sadly Symantec made the decision to run all their security software on ActiveX as well.

As ActiveX was the main target for malware writers it meant that Norton AntiVirus or their Security suite would crash in a heap once a computer became infected and the Symantec software would actively interfere with attempts to cleanup a compromised system.

Making matters worse was Symantec’s subscription policies which cut customers off from vital updates and their bizarre policy of not including important upgrades in their automated updating function.

The failures of tech journalism

All of these factors made Symantec a loathed product in our office. It wasn’t helped by a generation of tech journalists who wrote gushing stories about Symantec, gave their products favourable reviews despite the company’s lousy reputation and consulted their employees for expert comment.

It wasn’t tech journalism’s finest hour. What really grates is the number of these folk still peddling nonsense about IT security and anti-virus software.

That distrust of Symantec continues to this day and those of us who struggled with their products a decade ago are not surprised at their poor performance on the New York Times’ network.

State sponsored risks

In defense of Symantec, the Chinese hackers are very good and its unlikely any security software would stand up to a sustained and determined attack from them or their counterparts in the US and Israeli governments.

We should also note that government agencies trying to get into systems is not just something done by the Chinese, US and Israelis; every government in the world is engaging in these activities against foreign businesses and their own citizens.

So we have to accept that these breaches and attacks are a real threat to any computer and any organisation. It may well be should build our security strategies around the assumption the bad guys are already in the system rather than believe we can build a giant electronic fort to keep the bad guys out.

One thing is for sure, you can’t rely solely on anti-virus software to secure your IT systems.

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Author: Paul Wallbank

Paul Wallbank is a speaker and writer charting how technology is changing society and business. Paul has four regular technology advice radio programs on ABC, a weekly column on the smartcompany.com.au website and has published seven books.

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