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)

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13
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1answer
8k views

How to view progress when encrypting a disk?

Mountain Lion allows one to encrypt any disk by right-clicking on the disk in the Finder and selecting Encrypt from the contextual menu. Is there anyway to check on the progress of this encryption ...
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 ...
0
votes
1answer
503 views

How to re-encrypt a decrypted partition that says “The Core Storage-targetvolume is already encrypted”?

I encrypted a Lion partition called "Storage" and it worked perfectly. I needed to decrypt it momentarily because I had some issues, but now I want to encrypt the same volume again and it says "The ...
1
vote
1answer
1k views

Advised setup for: Parallels, Time Machine, Security, Windows 7, and MS Visual Studio 2010

I just bought the latest MacBook Air 13". I run Parallels with Windows 7, but I'm running out of disk space quickly. So, I'm now considering moving the VM to an external hard drive. With that I want ...
2
votes
1answer
1k 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?
12
votes
4answers
4k views

How is the System Keychain secured in OS X?

I'm looking for something either like this security white paper for iOS except for OS X or even better, some kind of security audit report from an independent expert. After reading through ...
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 ...
2
votes
1answer
776 views

FileVault (CoreStorage) + Linux partition

Quick question here. I'm not really familiar with the requirements of CoreStorage so I'd like to confirm with you guys before I start working. I'm currently running OSX Lion on my MacBook Air, with ...
3
votes
1answer
1k views

Should I have turned off Legacy FileVault before using FileVault 2 on Lion?

I've been happily using Legacy FileVault on my Macbook since I upgraded from Snow Leopard to Lion. Today, I decided to switch to FileVault 2 and went ahead and clicked the "Turn On FileVault" button. ...
1
vote
1answer
407 views

iOS and AES encryption

I have been searching for a diary/journal application for the iPad that will encrypt the contents of the journal. Though there is no shortage of journal and note taking apps I have yet to find one ...
2
votes
2answers
3k views

Using Automator or AppleScript to encrypt/decrypt with OpenSSL

I would like to know how to use Automator or AppleScript to create a droplet that would compress/uncompress (tar.gz) and encrypt/decrypt with OpenSSL files and/or directories dropped in it. The ...
7
votes
3answers
735 views

Is AFP (specifically Time Machine) encrypted on the wire?

I've been hunting for the answer to this, but I have not found it. When I back up my laptop using Time Machine to a remote Time Machine server (Time Capsule, or Mac Mini with an external drive), is ...
1
vote
3answers
567 views

Error when booting Mac with FileVault Encryption

Ever since I encrypted my MacBook Pro I am seeing this error right after I type in my password at the initial screen. Any ideas what this means, how serious it is or maybe even how to fix it? ...
1
vote
3answers
314 views

Is an admin password enough to protect my files?

So I'm debating whether or not I should encrypt my MacBook Pro's HDD. Is the account password enough to keep my files safe? If my MacBook got stolen would the thief be able to access the files? Would ...
2
votes
1answer
119 views

What is the Mac OS 10.7 (Lion) volume encryption standard?

I have found countless blogs and tutorials how to encrypt an external drive using Mac's extended journaled encrypted format, but I couldn't find anybody stating the standard behind it. I know that ...
5
votes
3answers
2k views

Why is FAT16 limited to read-only with TrueCrypt on Snow Leopard?

I'm experiencing a problem with TrueCrypt. The problem is described elsewhere but not resolved for me. When attempting to mount encrypted containers, the following error is generated: hdiutil: ...
10
votes
2answers
13k 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 ...
7
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 ...
5
votes
1answer
97 views

Securing Lion user account directories from admin access

FileVault allowed me to create encrypted user directories, so that if I handed my computer over to the Apple store for repairs I could give them a clean admin account to do the necessary repairs ...
1
vote
2answers
197 views

Data Leak Prevention software for mac OSX

We are using a software in window environment which provides the following feature to prevent a data leak. This software is protecting a folder which contains a lot of AI and PS file in window ...
3
votes
4answers
431 views

Convenient way to store sensitive information on Mac/iPad?

Currently I keep an obscurely-named text file on my hard drive which contains things like bank account and credit card details, various passwords, PINs, and other bits of sensitive/confidential ...
3
votes
2answers
2k views

Warning: “CSUserAgent wants to access data stored in your keychain.”

For my backups I use an encrypted external hard disk. This hard disk has two partitions (names are: Backup, Private). Today, when connecting the backup I was prompted with the following message: ...
5
votes
2answers
3k views

How can I mount an encrypted disk from the command line?

When I type diskutil mount disk3 in the terminal, it says Volume(s) mounted successfully. However, the disk is not mounted and I can confirm this by opening the GUI of Disk Utility.app and also the ...
2
votes
1answer
1k views

Revert encryption error

I'm trying to revert the encryption on my disk, but Disk Utility gives me an unknown error, and from the command line, using sudo diskutil corestorage rever UUID It gives me this error: Error: ...
4
votes
1answer
510 views

How to set up encrypted Time Machine backups to a remote drive?

I have an external drive which I used to do encrypted TM backups to, via a direct USB connection (i.e. the entire drive became encrypted - Lion). I would like to switch to wireless backups but ...
2
votes
1answer
262 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
2answers
164 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?
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
467 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 ...
2
votes
1answer
732 views

Accessing encrypted FileVault 2 (?) partition from Snow Leopard

I'm trying to access an encrypted partition on an external hard drive. My dad formatted it in OS X Lion before sending me the drive. I am running Snow Leopard with no access to a Lion install... ...
1
vote
0answers
112 views

Lion doesn't mount encrypted disks anymore

I have several encrypted disks and all of a sudden Lion isn't mounting these disks anymore (it doesn't even asks for a password when I plug the disks). I have tested the disks on another Mac and they ...
3
votes
1answer
967 views

Does Notational Velocity/nvALT securely sync with Simplenote?

I set nvALT to use a single database to store my notes. Using a database provides the benefit of encryption. I also sync my notes using Simplenote. I just noticed this warning at the bottom of the ...
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) ...
1
vote
0answers
1k views

iOS 5 now encrypts my text message backup?

I've always used MesaSQLite to open the SQLite database that stores my iPhone's text messages. I've also used python's sqlite3 module to programmatically do some things with my text messages. After I ...
4
votes
2answers
405 views

Are there any public audits of the disk level encryption in Mac OS X Lion?

As a rule, one should never trust closed source cryptography software, but encrypting external drives and Time Machine backups has become quite convenient in Mac OS X Lion. Is that specific code ...
0
votes
1answer
662 views

How can I back up a computer with PGP whole disk encryption enabled?

My mac has PGP whole disk encryption (WDE) installed. I would like to back up my entire drive. However, the backup must also be encrypted (although not necessarily with PGP WDE). I need to be able ...
2
votes
2answers
1k views

How can I mount a drive with Truecrypt through a script based on its UUID?

I keep an external drive on my desk at work that I used as an off-site (ie not at home) backup. Because it could easily get taken I have a partition on it encrypted with TrueCrypt. I've got a script ...
4
votes
1answer
1k views

Apple Push Notifications SSL Error

The APNS worked fine for various month until few weeks. Every time we send Push Notifications the connection aborts with the following error: PHP Warning: fwrite(): SSL operation failed with code ...
1
vote
2answers
225 views

Combining multiple small DMGs into one large “virtual” DMG

I created 50 small (1GB) encrypted DMGs using DiskUtility, and want to combine them into a single 50GB "virtual" drive but still have 50 1G images on disk. How? Why: I want to encrypt my files ...
4
votes
1answer
1k views

Can I encrypt an external harddisk which is in HFS+?

(journaled, encrypted) is a new option which I am able to find in Lion. Can I convert an existing harddrive (external) to encrypt the whole drive instead of using other tools ?
0
votes
1answer
98 views

Goodreads data protection clarification

I'm using the Goodreads iPad app. I have data protection set in the iPads general settings and passcode required to unlock. I also have a passcode to open Goodreads. My understanding is that when the ...
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 ...
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 ...
3
votes
2answers
380 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.
10
votes
2answers
9k 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 ...
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 ...
11
votes
2answers
3k views

What are the implications in speed and battery life while using Filevault 2?

One of the neat new (though understated) features of Lion is Whole Disk Encryption. Before I flick the switch, I'd love to know what the performance impacts (speed and battery impacts) of switching ...
1
vote
6answers
3k views

How can I encrypt photos on an iPhone 3GS/4?

How can I encrypt photo files on my iPhone 3GS or iPhone 4 with a password and without any quality loss? Is there an app for that?
5
votes
2answers
778 views

Zip Utility with encryption option

Is there any good zip application for Mac OS X similar to 7-Zip (Windows only) which is free, compatible with many formats, and offers encryption options?
7
votes
5answers
6k views

Can I use FileVault only for specific folders?

Can I set up FileVault to encrypt only specific folders inside of my Home folder but not the whole Home folder? I want to do this because it's not very convenient for me to encrypt the entire Home ...