What’s the difference between scareware and ransomware?

You open your inbox and see two scary emails sitting there. One says your computer is infected and you need to call a number immediately. The other says your files have been encrypted and you have 72 hours to pay in Bitcoin or lose everything. They both want money. But they're very different animals.

Scareware is a bluff. It's deception dressed up as urgency. A fake virus alert, a bogus legal threat, a pop-up screaming that your system is compromised. Nothing has actually happened to your files or your device. The whole point is to frighten you into paying for something you don't need (a fake cleanup tool, a fake support call, a fake fine). Stop, don't call the number, and the "threat" evaporates.

Ransomware is the real thing. It's malware that actually encrypts your files, making them inaccessible until you pay for a decryption key. The damage is done before you even see the message. And paying doesn't always fix it. Some attackers take the money and disappear. Others send a key that only partially works. Either way, you're dealing with a genuine data loss event.

The clearest way to tell them apart is this. Scareware creates fear about a threat that doesn't exist. Ransomware confirms a threat that already happened. One is a con. The other is a crime scene.

Both show up via email regularly. Scareware often arrives as a phishing message with a fake warning and a phone number or link. Ransomware typically spreads through malicious attachments or links that execute code when opened. That's why what looks like a suspicious invoice from captain@deepcurrent.io can be genuinely dangerous, not just annoying.

If you got a scary email and you're not sure which one you're dealing with, check whether your actual files are accessible. If they are, it's almost certainly scareware. If they're not, it's time to stop clicking anything and get real help fast.