One sunny morning, my breakfast was interrupted by a phone call from a friend who is an entrepreneur engaged in the transportation of various goods. He said that $11,000 disappeared from his bank account during the night. The bank support service could not help. They advised my friend to report this incident to the police. The money transfers were made using the mobile application and confirmed via SMS. Everything looked like completely legal financial transactions.

In the previous post, we covered some of the frameworks accessible by kernel extensions that provide information about file system, process, and network events. These frameworks included the Mandatory Access Control Framework, the KAuth framework, and the IP/socket filter frameworks. In this post, we will go into the various tips and tricks that can be used in order to obtain even more information regarding system events.

How resilient is your application? Maybe you've set up a suite of logging tools, an APM, and tests to handle all your own code. What happens when a third-party API goes down? What happens when it stays up, but slows down to the point that your dependent services start to fail? Finding a modern application that doesn't rely on third-party APIs is rare, particularly with the abundance of social login and sharing.

Phishing scams remain one of the most widespread cybercrimes. A phishing scam can be as simple as getting someone to click on a link, attachment, or a picture of cute kittens. I recently received a spam email with the message: “Old friends post embarrassing pictures of Jason Nelson online; click here to see.” Seeing my name in the body or subject line of an email is alarming. That is why scammers word these emails this way.

The CIS Critical Security Controls are a prioritized set of actions for cybersecurity that form a defense-in-depth set of specific and actionable best practices to mitigate the most common cyber attacks. A principle benefit of the CIS Controls are that they prioritize and focus on a small number of actions that greatly reduce cybersecurity risk.