Global payment processing platform PayPal has been awarded a patent for a technique that can help with the timely detection and reduction of ransomware attacks. Ransomware attacks are a form of malware that takes over the victim’s computer, locks up the files therein and demands a ransom before the files can be accessed again — often to be paid in cryptocurrency.
“Frequently, the malicious party will demand that the user pay him some amount of anonymous crypto-currency (e.g., BitCoin) in order to have the user’s files decrypted so that they are accessible again,” per the description of PayPal’s patent, which was filed with the United States Patent and Trademark Office almost three years ago and was awarded on April 16, 2019. “If the user does not pay, then the files may remain encrypted and inaccessible.”
The patent details how the company, and by extension computer users, can detect and prevent ransomware from locking up certain files with the use of existing system data.
The technique will distinguish between…