When you use a computer, a lot of information and documents are transferred and received into the computer. We cannot manage whether the I / O documents are clean (not malicious code). However, if not careful you will encounter malicious documents that hijack your computer and hijack access. Ransomware is such a malicious form, if you are not careful you are likely to lose all your valuable data on your computer. Today, Thuthuatphanmem will answer about Ransomware for you.
1. What is ransomware?
Ransomware is a virus (malicious code), when Ransomware has access to your computer, the first thing is that it will hijack your computer access so you can do nothing but turn off and open the screen. The data on your computer right now will be encrypted and compressed in different forms and they all have passwords. Only someone who belongs to the Ransomware kernel installed on your computer will know the password to rescue.
The price you have to pay to save your data is endless, there are cases of only $ 20, there are cases up to $ 1,000, but when you pay the price is not necessarily your data. regain 100% success. So be careful with them.
2. Where does Ransomware come from?
Like other virus files, Ransomware is hidden in documents you don't know about on the Internet. After they are downloaded to their computer, they will unleash their capabilities. We often meet like:
- Pirated and circumvention software (Cr @ ck software)
- The ad
- Black, depraved Web sites
- Software, fake websites
- The software of unknown origin
- Spam attachments in emails
3. How does ransomware work?
After invading a user's computer, Ransomware will simultaneously perform many tasks as follows:
- Lock computer screen, show notification
- Encrypt all documents that it sees with lots of passwords
Normally after the first step is successful, you can do nothing about your computer other than shutting down and restarting. At the same time, hackers also give you detailed instructions on how to transfer money to get back your personal data. If you go to step 2, you have turned into a worse case, the files will be encrypted and you can not use them to do anything.
4. Ways to prevent Ransomware
The easiest is that you limit access to black websites, non-mainstream websites as well as pirated websites. Be careful with the documents before downloading.
Even safer is that you install antivirus software that will help you fight them.
Thus, Software Tips have helped you answer about Ransomware and how to prevent them. Good luck!