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News

Callas Responds to Green's Criticisms

<p> A few days ago, Matthew Green, the widely respected cryptographer and research professor at Johns Hopkins University launched a broadside against PGP. In summary, Green said, &amp;ldquo;The problem with this is that, for all the good PGP has done in the past, its a model of email encryption thats fundamentally brokenrdquo; Further Green said PGP keys suck, PGP key management sucks and that that there is no forward secrecy. <a href="http://blog.cryptographyengineering.com/2014/08/whats-matter-with-pgp.html" target="_blank">His blog post adds more criticisms</a> and also attempts to find some solutions.</p>

David Heath | 27 Aug | Read more

The week in security: Ransomware hits the NAS as hackers set records

Vendors would have been holding their collective breaths as the Black Hat conference rolled into town and researchers lined up to share their newest vulnerabilities. Some researchers were ready to name the most hackable cars, while others were talking about how to bypass PayPal's two-factor authentication and others were sharing information on how to steal security codes from home alarm systems.

David Braue | 13 Aug | Read more

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Slideshows

The encryption quiz

The complexity of encryption schemes has been increased dramatically in an attempt to outpace the development of computational tools designed to crack them. Now it's important to devise algorithms that can't be brute forced for trillions of years in the hopes that they will remain secure long enough to be useful before they, too, are broken. Here's a quiz about encryption to see how well you are versed in one of security's most important components. Keep track of your score and check at the end to see how well you stack up.

Tim Greene and Jim Duffy | 29 Sep | Read more

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Features

Security breach

No company wants to be associated with a data breach, but if your systems are compromised the fallout can sometimes be more damaging than the act itself.

Matt Rodgers | 22 Sep | Read more

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Opinions

Login to the real world with your Facebook account

It seems like every other website we visit today presents us with a “login with a social network” button. We are sometimes presented with a choice, usually between Facebook, Twitter or LinkedIn. But the most common social network encountered is Facebook and the most common scenario where we are offered this option is when we attempt to use a technology-focused service online. This is starting to change and we will start to notice it in a matter of months.

Ian Yip | 09 May | Read more

Opinion: Cyber-Security – Stay Smart Online

Australians are increasingly relying on the internet in their everyday lives, from banking and shopping, through to using emails, social networking and blogs to keep in touch with family and friends. They are using a range of devices such as smart phones, tablets, computer game consoles and other devices to go online.

Sabeena Oberoi | 15 Jul | Read more

Social media - part 3

We like our risk management, don’t we? It allows us to identify risks, and take action to mitigate them. Risk Management can and should be applied to social media usage. It makes good sense to manage the risk by having a very clear social media policy.

Breed Lewis | 12 Mar | Read more

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