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the process of converting information using an algorithm (or cipher) to render the information unreadable to anyone who doesn't have the algorithm (also known as a key)

3 votes
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Can I utilize T2 hardware based encryption for external SSD drive?

I would recommend using your Mac for encryption - not the external SSDs hardware encryption. Makers of externals SSDs generally have a quite bad reputation for the security of their products. … The T2 chip cannot be use to hardware-accelerate encryption of external drives. However, in general, you do not need to worry about performance penalties in performing encryption with the CPU. …
jksoegaard's user avatar
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1 vote

How exactly Apple Time Machine backups are encrypted?

The keys for encrypting the backup are created on your local machine when you enable encryption. … Apple does not get a copy of your encryption keys (unless ofcourse you yourself send them a copy somehow). …
jksoegaard's user avatar
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3 votes

unlock macOS encrypted Volume on linux

For accessing CoreStorage encrypted volumes, you can use the freely available libfvde software on Linux: https://github.com/libyal/libfvde For APFS encrypted containers you can use either: The comm …
Gabriel Staples's user avatar
2 votes
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Discard FileVault 2 key - macOS

On older versions of macOS, you could make sure that the FileVault encryption key was removed from memory when closing the lid by enabling two features via the Terminal: sudo pmset hibernatemode 25 sudo … Effectively this means that when you open the lid again, you would have to enter your password to unlock the FileVault encryption again. …
jksoegaard's user avatar
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2 votes
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What happens to backups I lose my laptop?

From the password, macOS derives the encryption key using a password-based key derivation function. … As you can test millions of passwords per second on a home computer, this makes the encryption relatively weak. …
jksoegaard's user avatar
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1 vote

Find and decode bytes containing passphrase hint (CryptoUsers structure) in FileVault Drive ...

I detailed how to find the hint in my earlier answer to you here: Which encrypted items show a hint? In particular, the hint is NOT stored on the EFI or boot partitions. It is stored (if it is indeed …
jksoegaard's user avatar
  • 79.5k
2 votes

How to TurnOn FileVault for (Macintosh HD - Data) while it is already On for (Macintosh HD)

Yes, this mean that your data is already encrypted. There's nothing to worry about.
jksoegaard's user avatar
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0 votes

Question regarding Filevault on M1 computers

Choosing between having a recovery key or using the iCloud method is largely a matter of personal choice. Neither option is universally "better": If you're particularly worried about the iCloud system …
jksoegaard's user avatar
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2 votes

Can't enable FileVault with secure token

The kevinn user probably hasn't got a secure token. You can check if that is the case by running the following command in the Terminal: sysadminctl -secureTokenStatus kevinn To add a secure token for …
jksoegaard's user avatar
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0 votes
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How does iPhone encryption work?

Encryption on the iPhone is "active by default" as you call it, it is however not done with a "system default password". … You can find complete information about encryption on the iPhone on this link. Remember to click the "Next" link at the bottom to go through the multi-page document. …
jksoegaard's user avatar
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2 votes

Monterey not mounting encrypted volumes

Apple Silicon Macs require that all executables are signed. When you run an unsigned executable, it is not allowed to run - and it will show up in the shell as "killed". As you compiled the tool yours …
jksoegaard's user avatar
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3 votes
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What is the practical difference between an unencrypted, password-protected Mac and a FileVa...

The Apple Silicon Macs all have encryption of the drive enabled at all times - no matter if you enable FileVault or not. …
gills's user avatar
  • 321
2 votes

Does Apple Time Machine encrypt the backup on the client or the server / target?

It is the Mac that is responsible for the encryption when you (on the Mac) have chosen to make encrypted backups. …
jksoegaard's user avatar
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1 vote

Disk is no longer encrypted?

No, enabling FileVault on your system drive cannot cause an external drive that is not connected to suddenly become non-encrypted. It also doesn't do it to a drive that is connected. If your external …
jksoegaard's user avatar
  • 79.5k
1 vote

can't mount an encrypted Volume on an M1 Mac. Works fine on Intel Macs. Known Issue?

There's no known, general issue with encrypted drives for the M1 Mac. The symptoms you're describing sound very much like a corrupted file system. Together with bugs in the operating system's file sys …
jksoegaard's user avatar
  • 79.5k

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