Users whose computers were partially affected by the modified Petya Trojan. A, have a chance to restore access to the operating system, according to the website of the Cyberpolicy.

"In the process of studying the Petya virus and its damaging effect on computers, several variants of its intervention. First, computers are infected and encrypted (the system is completely compromised), restoring the content requires knowledge of the private key. Second - computers are infected, partially encrypted, the system began the encryption process, but external factors stopped the encryption process. The third - computers are infected, but the process of encryption of the MFT table has not yet begun, "- reads the message.

Restoration of the operating system, according to the police, is possible in the last two attacks.

"As for the first scenario, there is not yet a way that is guaranteed to decrypt the data. The decision of this issue is jointly conducted by specialists of the Department of Cyberpolicy, SBU, DSTSZI, domestic and international IT companies, "- assured the cyberpolicy.

Law enforcers also provided recommendations for the renewal of access to the infected operating system, provided that the encryption process is performed, but external factors (for example, power off and t. ) Stopped the encryption process; Or if the process of encryption of the MFT table has not yet begun through factors that are not user-specific (virus failure, antivirus software response to virus actions, and so on. P).

Step-by-step instructions for restoring the operating system after a virus attack can be found on the Cyberpolicy website.

Earlier it was reported that in Ukraine appeared craftsmen who promise to restore data after infection with the virus Petya. A Recall, June 27, a number of public and private institutions were victims of hackers.

The virus blocked the computers of the airport Borispol, the Cabinet, the Ministry of Finance, Ukrenergo, Ukrposhta, the New Post, a number of banks and t. As of 18:30 this day, the Cyberpolicy received about 200 applications, including from private users on the facts of malicious software attack.

The computer has been attacked by computers from many countries, including the United Kingdom, the United States and Israel.

In turn, on June 28 in the Cabinet announced that cyber attacks on the network of authorities are stopped.