VEXELOPS
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English articles
Readable guidance for safer accounts, clearer communication, and stronger privacy habits.
Ever lent your company computer to a colleague who plugged in a USB drive? Suspect unknown devices connected to your home computer? These records are actually stored in the system. This article explains how to check the history of USB devices that were connected on Windows and Mac.
Writing a paper late at night, you accidentally hit delete, and cleared the recycle bin. In this panic-inducing moment, there are a few methods you can try that don’t require any software installation and rely on built-in system features to recover files.
When installing a new app, multiple permission requests pop up, and most people habitually click 'Allow' without thinking. This article explains which permissions may exceed the app's functional needs and how to determine whether to grant them.
Is your phone storage nearly full, but you can't find the culprit after checking your albums and files app? The discrepancy may be due to hidden files. This article explains how to check for hidden files on both iPhone and Android, revealing content that isn’t typically visible but occupies storage
Is your computer suddenly lagging, with the fan spinning loudly and programs taking forever to open? This article teaches you how to use Windows' built-in Task Manager to pinpoint which program is stealthily consuming your computer's resources, without needing to install any additional software.
CTF competitions are not just for practice; some large events offer real cash prizes, attracting professional teams to participate full-time. This article explains the scale of prizes in CTF competitions, common types of events, and the true value of these competitions for beginners beyond cash