EFS (or Encrypting File System) is a feature included in some high-end versions of Windows Vista and 7 which allows the user to encrypt data on a filesystem level.

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EFS not available on Windows 7 Home Premium: workarounds?

This may well be an easy question to answer. I am running Windows 7 Home Premium and my hard disk's file system is set to NTFS which in theory should support EFS. However I've read that EFS is only ...
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How to set the “encrypt” attribute on the root folder?

There is an "Encrypt contents to secure data" checkbox for every folder on the drive, except the root folder. It's accessible by right-clicking a folder, and selecting "Advanced" properties:   ...
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Recover EFS Certificatate Dead MoBo

I created an encrypted file with Windows 7 32-bit on a NAS (mybooklive) and backed the file (not the certificate) up locally to the computer's hard drive. The original Win7 computer had a motherboard ...
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cant get windows cipher.exe adduser to work

I'm trying to find examples on how to properly use cipher.exe. Most of the info I've found doesn't cover adding users so they can also view the encrypted file. I'm trying to create a script which ...
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Is this a ransomware?

I just got this window on my main computer: Apparently, it's from Windows. I checked, the process EXE file is the original one (efsui.exe or something like that). But the thing is, I don't use EFS ...
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Decrypt EFS-encrypted file (I do have certificate backup)

I have an encrypted folder on a Windows 8 machine, which was encrypted by another user-account (which I cannot boot into due to a corrupted profile). But I do have the private-key backup certificate ...
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2 users cannot share one encrypted offline files share

This question I asked over a year ago in the MS social forums, with the answer being that by design it is not possible. I still wonder whether one could hack around this limitation, without using ...
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EFS File encrypted with “System”

We're trying to set up EFS to secure a file share so that only a service account can access the files in it. Everything works fine, until we try to have an FTP process send files to the folder. ...
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How to turn off EDP on Windows 10

Since Windows 10 automatically updated to the latest version (November 2015 update I believe), all my EFS files are flagged with a lock icon. And when I copy an EFS-encrypted file to a FAT drive, it ...
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EFS locked me out all on its own?

I have a handful of files that are encrypted on disk. I am unable to access them or remove the encryption. I was able to access these files somewhat recently, as I can see when I copied some of them ...
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Backup EFS encryption key generated, but no encrypted files? Track what caused the key creation

In I started getting a weird message "Encrypting file system - Back up your file encryption key" a user experiences a prompt that I also experienced yesterday for the first time. Now the ...
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If you reset the password for a user can other users access the EFS encrypted files?

I have a user that's forgotten their password. I can log in and reset it but there were some EFS encrypted files. I can still access those files because my login is the security group. If I reset ...
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Which windows services are ok to: SC Type= own?

Looking at the best answer to "How to find memory usage of individual Windows services" posted on Server Fault it looks like SC Config ServiceName Type= own is the best way to 'split-off' services ...
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Why might Windows EFS not list a certificate from Trusted People?

I have an encrypted file. I've added a public-key-only certificate (exported from another computer that had the private) to all of the following: Local Computer\Personal\Certificates Local ...
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EFS Causes Some Applications to Fail

I have some files stored in an EFS (Encrypted File System) directory. Some programs, such as Visual Studio, fail when working with a project that is located in an EFS directory. As an example, Visual ...
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116 views

Will enabling BitLocker remove EFS from already encrypted files in Windows 8.1?

There are a few files on my Windows 8.1 machine that are encrypted using EFS - BitLocker is currently disabled. I want to know whether BitLocker will look for, and remove EFS encryption from files if ...
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Restoring data from encrypted WinXP partition image

EDIT: it seems that the partition is encrypted with a full-disk encryption software that uses TPM—I don't see any other way the partition could be looking like it's fully encrypted, while at the same ...
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Cannot apply Encrypted attribute to shared Vista folder

I have a folder on Windows Vista Business that is shared. When I try to encrypt the folder (apply the Encrypted attribute), I get an error message: An error occurred applying attributes to the ...