Active since 2019, it evolved into a fully-fledged Ransomware-as-a-Service (Raas) operation. We now have an updated version of this tool available for free to help victims get their data back.Īvaddon is a family of ransom likely operated from within the Commonwealth of Independent States. When prompted, enter the password for the Mac and click OK.Ī decryption progress bar appears, which includes an estimate for how long it will take to decrypt data on the Mac computer.In February, Bitdefender released a partial decryptor for Avaddon ransomware.On the Security & Privacy page, click FileVault and, if necessary, click the padlock icon, to unlock the FileVault 2 preference settings.In the System Preferences folder, click, Security & Privacy.On the Mac, select the Apple menu icon and choose System Preferences.To turn off FileVault 2, and so decrypt a Mac computer, proceed as follows: If your organisation used SimplySecure to encrypt data on a Mac computer, and the SimplySecure agent has been uninstalled from the Mac, then data on the computer needs to be decrypted. Select the appropriate option and click OK.Windows will present a prompt asking if the operation should be applied to the folder only, or to the folder and all of its contents. Right-click on the folder to be decrypted.The procedure to manually decrypt a single folder is very similar to that for decrypting a single file, but with one additional step. If you are decrypting data that is 10GB, the operation will take more than 20 minutes. If you are decrypting a single item, the operation will be almost instantaneous (depending on the size of the file). Uncheck the box for the option, Encrypt contents to secure data.On the Properties page, click Advanced (located just above OK and Cancel).From the menu options, click Properties.Right-click on the file to be decrypted.To manually decrypt selected files only, proceed as follows. Click on the required decryption utility link to start the utility.įor information about using these utilities, see the Readme file that downloads with the selected utility.The Master Decryption Utility is available to administrators only. The Master Decryption Utility decrypts files for all user accounts on a computer.The Decryption Utility decrypts files for the current user account only.There are two decryption Utilities available on the Help page: On the SimplySecure Console, top right hand corner, click on the HELP link, to open the Help page.To decrypt all EFS-encrypted files on the computer, proceed as follows. Decrypting all files using the decryption utility Manually decrypt a single file or folder.īoth options are explained below.Or, if you only want to decrypt selected files or folders, ![]() This will decrypt all EFS-encrypted files on the computer. Download, deploy and run a decryption utility, available in the SimplySecure Console Help menu, on encrypted Windows computers.Removing, or uninstalling, the SimplySecure agent does not decrypt files on the computer that were previously encrypted using the Microsoft Encrypting File System (EFS). Refer to knowledge article, KB0011098, Downloading the SimplySecure Data Recovery Agent (DRA) to a PC, for further information. In the rare event that the user encryption keys for a computer are missing, then a SimplySecure Administrator with Full access permissions can use the DRA (Data Recovery Agent) to decrypt data on the PC without the logon credentials. The article explains how to decrypt all files on the computer, or just selected files or folders. This article describes how to decrypt files previously protected by SimplySecure, and is divided into two parts: Further action will be needed to decrypt it. ![]() When uninstalling a SimplySecure agent from a computer, if the correct removal process is not followed then the data on the computer may remain encrypted, and unreadable.
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