A recovery USB stick is a bootable USB drive that can be used to rescue a system or perform critical maintenance. It’s a useful tool to have around. Typically, a system of interest is booted from the USB stick, maintenance is performed, then the repaired system is rebooted from its own disk. Below is a simple guide to creating a number of rescue USB sticks.
A Rescue stick can help fix many system problems, such as a system that won’t boot, a broken GRUB configuration, a disk or other hardware problem. By allowing the whole operating system to be taken offline, a rescue USB allows maintenance of a kind that cannot be performed any other way.
It is easy to create a bootable USB stick in Linux. In these examples, I used a Raspberry Pi, but any Linux PC would do equally well.
In Android Firefox, you can perform a search by typing directly into the address bar (aka the “awesome bar“). Results are provided by the default search engine, usually google.com. That’s fine, but you might prefer the results to come from a more local source, such as google.co.uk, or a completely different provider, such as bing.com.
Use the following procedure to change the default search engine in Android Firefox. “Awesome bar” searches will then be performed by your provider of choice.
The Apacheaccess.log file is a good place to look for evidence of hacking activity. Code injections, brute force attacks and excessive crawling all show up in there, along with legitimate hits. While searching recently, I was surprised to see that Linux had started to regard the file as binary data: