Sayb Saad is a privacy and cybersecurity writer at PIA who doesn’t take feature lists at face value. With more than five years of experience covering VPNs and digital security, he prefers to test tools himself, dig into how they work, and translate the findings into advice people can actually use. When he’s away from the screen, he recharges outdoors or hangs out with his feline sidekick.
If symmetric encryption is so efficient at protecting data, why do secure systems bother with asymmetric cryptography at all? Because the two approaches solve different problems, and modern security often…
Businesses often run apps and store data in the public cloud, which can create challenges when you want them to connect or work as a single infrastructure. A virtual private…
Every time your browser indicates that a site is using HTTPS, the site needs to prove it’s what it claims to be. Digital signatures do that job. They also let…
Web2 and Web3 are different approaches to building and running online services. This guide explains what they are, how they differ in practice, and what those differences mean for you.…
Backdoors can be difficult to spot because they may give an attacker access without triggering security checks. If that access remains unnoticed, the attacker can keep using the affected system.…
Did you see an odd message pop up on your phone over Bluetooth and wondered if you've been hacked? You're not alone. Bluejacking has confused and startled phone users since…
Your router controls every device on your home network, so a few weak settings can expose your whole household to unauthorized access. Securing it comes down to three things: controlling…
Whether or not Grok is safe usually depends on who is using it and what they’re using it for. You may be a parent concerned about whether it’s appropriate for…
A Telegram message from a recruiter, support agent, investor, or familiar contact can seem harmless at first. But sometimes the person behind the account isn’t who they claim to be.…
If you see an “HTTP 429: Too Many Requests” error, or a message asking you to try again later, the service you’re using may have applied a rate limit. The…