Advice 1: How to decrypt encrypted files

Built-in encrypting file system (EFS) is one of the most convenient and reliable tools for the Microsoft Windows operating system. The task of decrypting the encrypted files can be performed by a user, even with not a very high level of computer training.
How to decrypt encrypted files
Instruction
1
The main menu of Microsoft Windows system by clicking "start, and go to "All programs for the operation of decrypting a previously encrypted file.
2
Open the link "Standard and point to "Guide to run the application.
3
Context menu to decrypt the file, folder or drive, click the right mouse button and select "Properties .
4
Go to the tab "Common dialog box and select "Other .
5
Uncheck the box for "Encrypt contents to secure data and click OK to apply the selected changes. Remember that when you run to decrypt folders encrypted files and sub-folders remain encrypted, unless explicitly stated otherwise, and newly created files and folders explains the folder to undergo the procedure of encryption will not be.
6
Download the free tool te19decrypt.exe the official website of the developer of antivirus application Dr. Web and run the executable to perform the operation of decrypting the files encrypted by virus Trojan.Encoder. (This virus is by a ransomware program that encrypts user files and smodlaka after that. While on the system disk remains a text file crypted.txt requiring money transfer different amounts to decrypt the damaged files.)
7
Click "Continue to the main window of the program and agree with the proposal to specify the location of the key file c:crypted.txt manually.
8
Enter the full path to the desired file in the dialog box "Open, and then click OK to confirm the command.
Note
Do not try to delete the text file с:\crypted.txt because the operation of decrypting the encrypted virus files then it becomes impossible!

Advice 2: How to encrypt a file archiver 7-Zip

When working with documents you might want them sending someone through the Internet (e.g. through email). However, in some cases the importance of the information contained therein does not allow to do it in the clear. Of course, the solution is encryption, which many associated with something distant and difficult. However, this problem can be easily solved using the free program-a file archiver, for example 7-Zip, creating with it an encrypted archive.
File encryption
You will need
  • - Internet;
  • - Microsoft Windows operating system;
  • program archiver 7-Zip.
Instruction
1
Download and install the. In order to encrypt a document using the program 7-Zip, first you need to install it. Just go to the web site http://7-zip.org/ (section "Download"), choose a computer version of the program (32 or 64 bit) and download it. After the download, run the installer program and follow the instructions — it should not cause You issues.
2
Check file Association. After installation, as a rule, 7-Zip does not change the operating system settings and adds its own section in the Explorer context menu. To make these changes, you must open the menu "start", "Programs", "7-Zip" and select "7-Zip File Manager". In the main menu go to "Tools" and select "Settings...". Next go to the tab "System" and click "Select all". Confirm the changes by clicking "OK" at the bottom of the program window.
File Association
3
Select the document file. You can encrypt any file, the format doesn't matter. To do this, open Windows Explorer and navigate to the file. Next, click the right mouse button and from the appeared menu choose "7-Zip", "Add to archive...".
The file selection for archiving
4
Define settings and start. In the opened window, You can specify the archive name, password to open, set encrypt file names and other settings. Please note that the default encryption of names is disabled, the password for the archive is not specified. After setting all desired settings, You can run the create encrypted archive by pressing the "OK" button in the current window.
Creation settings files
5
Wait for the end. The operation may take some time, depending on the size of the encrypted file compression and other installed settings. At its end next to the encrypted files will appear in the archive with the specified name.
Creating the archive
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