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)

learn more… | top users | synonyms

9
votes
1answer
2k views

How can ZFS be used with encryption on OS X?

Ideals: protection of home directories should be better than in Lion (for multiple administrators: FileVault 2 alone is less secure than FileVault 1) resizing a file system should be simple and ...
11
votes
4answers
2k views

Tools to compress and encrypt files

I want to compress several files and encrypt them with a password if possible. Are there any build-in tools in Mac OS that provide such functionality? If not, can you recommend me a (freeware) ...
13
votes
2answers
4k views

What user behavior is necessary to make Filevault 2 maximally secure?

Situation: Filevault 2 passwords can be stolen Passware has released the Passware Kit Forensic 11.3 which is able to steal the FileVault 2 password from the RAM by performing a DMA Attack via the ...
10
votes
2answers
8k views

Is File Vault 2 whole disk encryption or whole partition encryption?

Can I use File Vault to encrypt only some of the partitions on my disk (so that I can still have unencrypted and Windows partitions on the same disk), or does File Vault encrypt the whole disk so that ...
5
votes
2answers
2k views

How can I get Time Machine to back up the contents of a File Vault while logged in?

Disclaimer: this question and answer are targeted to the Snow Leopard implementation of FileVault where the user home folder is only encrypted in a bundle. Lion's implementation of FileVault doesn't ...
6
votes
3answers
3k views

Speed of old Filevault vs. new Lion full disk encryption

How do the old Filevault and the new Lion full disk encryption compare speed wise? ATM I am using Snow Leppard with FileVault to encrypt my whole home directory, which makes opening IPhoto, Chrome or ...
2
votes
2answers
154 views

How do you encrypt a file or a single folder worth of data?

Looking for a way to easily encrypt a file or a folder with a password without having to make up an encrypted read write image in Disk Utility?
10
votes
2answers
11k views

With File Vault ON are time machine backups encrypted?

I have been using time machine to back up to a wireless external drive since I got my mac. Today I used filevault to encrypt my hard drive. Will this affect how Time Machine backs up my files? Will ...
5
votes
3answers
2k views

How do I encypt Time Machine with Mac OS X Lion?

I am thinking about upgrading to Mac OS X 10.7 Lion, because it offers full disk encryption. However, if I use Time Machine with on an external hard drive, will the Time Machine backups be encrypted ...
2
votes
1answer
4k views

Time Machine drive encryption going for 22 hours. Is it stalled?

I set up Time Machine in Mountain Lion by plugging in a newly formatted 500GB USB drive, selecting that from the Time Machine dialog, and checking the box to encrypt my backups. A window appeared that ...
2
votes
0answers
733 views

FileVault 2 gives “boot file not written” error

I'm trying to enable FileVault 2 in Mountain Lion, but a few steps into the process of turning on the encryption I get the error "Boot file not written" and the encryption fails to succeed. Anyone ...
5
votes
3answers
2k views

External USB drive connected to Airport Extreme doesn't show up in Airport Utility

I have connected an external drive to my Airport Extreme, but it doesn't show up in Finder, and it doesn't show up in the list of drives when I connect to the Airport Utility. The same drive worked ...
3
votes
2answers
333 views

How to create an encrypted volume on an external drive or flash drive

How do you encrypt an external hard/flash drive connected to my Mac in Lion 10.7? Preferable something with a strong encryption as FileVault.
2
votes
0answers
312 views

Mac OS X Server: automount encrypted drive before login

I have a 4TB Mac OS Extended (Journaled, Encrypted) hard drive hanging off a Mac OS X Lion (soon to be Mountain Lion) Server that is dedicated to networked Time Machine backups. I'd like to be able ...
2
votes
1answer
818 views

Does iCloud use client-side encryption?

I would like to know if iCloud uses client-side encryption i.e. all data is encrypted on client side and even Apple can't decrypt the data and read it. Is this true for iCloud?
2
votes
1answer
252 views

FileVault sparsefile uses double of actual allocated disk space

I just noticed that for some reason disk usage (du) reports that FileVault in my home directory would use its allocated disk space twice: [/Users]% sudo du -h -d 1 . 184G ./.moo 170G ./moo 204K ...
2
votes
3answers
2k views

If I encrypt a Time Machine backup disk, is the entire disk encrypted or just the Backups.backupdb directory?

If I check the "Encrypt backup disk" checkbox in Time Machine (in OS X Lion), I get this warning: Will just the Time Machine "Backups.backupdb" directory be encrypted, or the entire disk? In other ...
1
vote
2answers
12k views

Create backup iPhone with forgotten encryption password

I'm trying to make a backup from my iPhone, however it's set to be password protected. I do now know the password, as I've never set one. I've tried all the passwords I know, which I've ever used to ...
1
vote
2answers
4k views

iPhone backup encryption with password cannot be disabled

Hi have backups which encrypted with passwords and i know the backup password, i can restore it. There is not any problem. But i want to disable encrypting backup with password, here is the problem. ...