1
vote
2answers
92 views

FileVault 2 caches main password even after power off?

I had set up FileVault 2 encryption while using long&strong user password, and later changed user password to a shorter one. At first time it seemed like everything is working as I expect: OS X ...
0
votes
1answer
48 views

FileVault1 with no master password but root+user password

On my mac I activated FileVault1 about 4-5years ago. Unluckily i forgot the password as i never used it =( I know root + user password to log in and do all the stuff (also as root in the console). As ...
0
votes
2answers
762 views

FileVault security hole when used on SSDs

I just woke up to the fact that it looks like user data can be leaked when using FileVault and Migration Assistant on an SSD on a new Mac when following the default prompts. When I set up a new Mac, ...
3
votes
2answers
131 views

FileVault2 effect on speeds [duplicate]

I would like to know what kind of speed implications using FileVault2 would have on my MBPr (late 2013). As there are much faster SSD's in these machines I want to know whether there is a noticeable ...
0
votes
2answers
390 views

Can a FileVault-encrypted partition be accessed using a password I supplied during OS X install?

I have a MacBook (Retina, Mid 2012 if it's relevant) which I installed Mountain Lion onto, creating one user account only (an Admin account). There is a Guest User, marked for "Sharing Only". The hard ...
5
votes
1answer
876 views

Is the Guest account a security risk with full disk encryption on Mountain Lion?

I have File Vault 2 full-disk encryption enabled on my 2012 MacBook Air running Mountain Lion. By default it also has a "Guest" Safari-only account available. I just tried it the other day and found ...
5
votes
2answers
1k views

How can I use FileVault encryption and still track my laptop if stolen

I've spent quite some time over the last few days trying to work out how I can combine the clear data security advantages of encrypting my machine with FileVault 2 under Lion, and the theft-recovery ...
3
votes
1answer
927 views

When will I use the FileVault 2 recovery key?

I enabled FileVault 2 on my Mac, and I remember that it gave me a recovery key. When will I use this recovery key?
10
votes
1answer
496 views

For maximum FileVault2 security, why is hibernation recommended?

Many discussions of FileVault 2 security suggest using: sudo pmset -a destroyfvkeyonstandby 1 hibernatemode 25 Some of those discussion state that FileVault keys are stored in RAM during normal ...
8
votes
2answers
341 views

How does Apple's Power Nap interact with File Vault?

If a machine is periodically waking up to check for updates with Power Nap, does this also mean the disk encryption keys are always in RAM? If so, this makes a DMA attack against a "sleeping" Mac ...
2
votes
1answer
2k views

OS X 10.7 Lion: Reset master password to FileVault 2

I need to reset or delete my master password to FileVault 2. This is the password found under System Preferences > Users & Groups > Service gear > Change Master Password. It's a backup in case a ...
3
votes
3answers
3k views

How can I verify a Lion FileVault recovery key?

I have a volume that is encrypted with OS X Lion's full-disk FileVault. When I enabled FileVault I was given a recovery key, which I wrote down. I'd like to verify that the recovery key that I wrote ...
1
vote
1answer
579 views

Forgot password to FileVault. Still got access to the machine

I just realized, that few months ago I converted my disk to FileVault. I am afraid of loosing access to my data. I still have access to the machine: login, password, administrator account. Is there ...
6
votes
1answer
3k views

Does FileVault encrypt my BootCamp partition?

If I enable the new FileVault feature in Mac OS X Lion, will it also encrypt my existing Windows bootcamp partitions? (And/or any new bootcamp partition I create?) Update: If not, where can I get ...
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 ...
4
votes
2answers
461 views

With FileVault enabled, do I need to overwrite my hard drive with 0's before getting rid of it?

When I give up my laptop I like to securely delete the hard drive. I would assume that since it's full disk encrypted using file vault that I should be able to just delete the real key for boot ...
3
votes
2answers
932 views

FileVault Performance Compromise?

I'm thinking of using FileVault to secure my computer - it looks like an ideal solution for everything. However, I'm wondering - will it effect the performance / battery life of my computer ...
6
votes
1answer
5k views

Can FileVault show the login window as 'name and password', not 'list of users'?

Normally, Mac OS X lets you choose to show the login screen as a list of users (you click to enter the password), or two text fields (you enter the username and password): But, I use FileVault 2. ...
10
votes
2answers
2k views

Will FileVault 2 wear out my SSD faster?

I'm considering using FileVault 2 when I upgrade to Lion. Though my understanding of it is weak, it seems as though it shouldn't really increase the number of reads or writes per disk operation ...