Sergey Golubev

Learn about Android device identifiers and how apps abuse them to make more money on ads.

Overpriced apps entice Google Play and App Store users with a free trial period, and then charge them for a paid subscription even when uninstalled.

Basically, all apps collect some information about you. Using the services AppCensus and Exodus, you can find out what exactly is collected.

Chrome and Firefox extensions can collect your browsing history. Learn why this is dangerous and how to protect yourself.

Some say you can get malware on your iPhone simply by visiting a dangerous Web page. We examine the rumor to get at the truth.

We explain how malware steals passwords and other valuable data stored in the browser — and how to protect yourself.

Apple to roll out a system of its own for quick login to websites and apps. Learn what makes it different from similar offers.

Do you use plugins on your website? Make sure they are updated regularly.

Hundreds of thousands of tokens and cryptographic keys have been discovered on GitHub. We explain why this is bad and how to avoid a leak.