It’s being called the biggest ransomware outbreak in history and it could be far from over.
“WannaCry” ransomware that has spread across 150 countries appears to be slowing down, with few reports of fresh attacks all over the world on Monday and now is infecting more than 300,000 computers around the world.
Things to Know About Ransomware :
What is Ransomware ?
One of the malicious software designed to block access to a computer system until payment is paid through online.
What Does Ransomware Do ?
There are different types of ransomware. However, all of them will prevent you from using your PC normally, and they will all ask you to do something before you can use your PC.
They can target any PC users, whether it’s a home computer, endpoints in an enterprise network, or servers used by a government agency or healthcare provider.
- Prevent you from accessing Windows.
- Encrypt files so you can’t use them.
- Stop certain apps from running (like your web browser).
Ransomware will demand that you pay money (a “ransom”) to get access to your PC or files. We have also seen them make you complete surveys.
There is no guarantee that paying the fine or doing what the ransomware tells you will give access to your PC or files again.
How Ransomware Attack ?
The most common way that ransomware is spread is via infected Email attachments and links contained inside Emails. Once an infected file has been opened, it is able infect your system. It can be difficult to detect files that are infected as the malware is frequently hidden. The file extension might be changed and the malicious code is compacted into a zip files. Infection can also occur however installation of application from untrusted or obscure publishers, as these may also contain ransomware. Once it has infected your system, ransomware works quietly in the background and associates with a remote server to encrypt files.
Once the ransomware has encrypted your files, you will get a pop up message demanding payment. The amount of money that is demanded utilizing ransomware programs differs considerably, extending from a couple of hundred to a few a huge number of pounds. It is common for payment to must be made in anonymous money, for example, Bitcoin. As previously specified, there is no guarantee that your files will be decrypted if you pay the ransom.
Ransomware Guidelines to stay safe :
- Be careful to click on harmful links in your emails.
- Be wary of visiting unsafe or unreliable sites.
- Never click on a link that you do not trust on a web page or access to Facebook or messaging applications such as Whatsapp and other applications.
- If you receive a message from your friend with a link, ask him before opening the link to confirm, (infected machines send random messages with links).
- Keep your files backed up regularly and periodically.
- Be aware of fraudulent e-mail messages that use names similar to popular services such as PayePal instead of PayPal or use popular service names without commas or excessive characters.
- Use antivirus and Always make have the last update.
- Make sure your windows have the last update close the gap.
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