More access to code means people are bound to be finding more flaws, says Gunter Ollmann

It’s all too easy to let minor security problems get sidelined, warns Gunter Ollmann, but they need attention

Online authentication security is vital, but much of it can be carried out in a paper review, says Gunter Ollmann

We hear a lot about new vulnerabilities, but as Gunter Ollmann explains, there are still plenty waiting for a patch

The growth of mobile messaging devices means firms need to update usage policies, advises Gunter Ollmann

Stop bashing Microsoft and take a closer look at the applications you write in-house, advises Gunter Ollmann

Gunter Ollmann explains why testing your system before it is ready is a time-wasting and expensive experience

Gunter Ollmann explains the dangers of penetration testing and reviews the best ways to reduce the risks

Gunter Ollmann explains the countermeasures you can use to actively respond to, and control, phishing attacks

Gunter Ollmann explains how security can be assessed at each phase of the application development lifecycle