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

0
votes
1answer
1k views

How long would it take to crack AES-128 knowing a 12 character length password?

I have a hard drive which was encrypted with XTS-AES 128-bit on OS X. I know how long the password is but that's it. How long would it take to decrypt it already knowing this? I have read that in ...
39
votes
2answers
33k views

truecrypt 7.1a requires Mac OS X 10.4 or later on Yosemite 10.10

After reading articles about the state of Truecrypt in February 2015, I decided to download the last stable version of Truecrypt that allows full usage of Truecrypt: that is, version 7.1a 7.2 ...
0
votes
1answer
83 views

Mac Encrypted HDD Please help!

Hi everyone I have encrypted a partition of an external hard drive from the mac desktop. I pressed that key button then pressed memorable and it changed my entire password unknowingly. I need help. ...
5
votes
1answer
2k views

Encrypt folder on Mac without dmg file so that the contents can expand in size

I want to encrypt some folders on my Mac. I know there is a way of doing it by making a dmg file, but I also want to keep editing those folders. So I just want to encrypt that folder while being able ...
0
votes
1answer
77 views

MAIL attachments turn to zero kb

i have configured my Google APP email account on my new MACbook Pro (OS x 10.9.4). it was working fine for couple of days but now any attachment that i try to save it get save with ZERO size. ...
1
vote
1answer
226 views

Can I decrypt single EncFS files?

I had a directory encrypted with encfs by MacFusion. I deleted some encfs file from there (something like .encfs6.xml, can't remember). I still have files and remember the password. Now when I want ...
6
votes
2answers
4k views

How do I update the FileVault 2 recovery key stored in iCloud?

It's been a long saga getting to the point where I am comfortable that my new Macbook Pro has FileVault 2 enabled properly on Yosemite. I ran into the "Encryption paused - connect power adapter" ...
2
votes
1answer
599 views

Removing FileVault2 key from memory on lid close

I would like to know, how to remove FileVault2 keys from memory, when I close the lid on my Macbook pro 15" running Yosemite. It works, when I leave the computer as it slowly goes into standby by ...
1
vote
0answers
246 views

John the Ripper and sparsebundle password help

Around January 2014, my original hdd died on me, I bought a new hard drive and let the old one sit. Got myself an external enclosure recently, to recover my old work, only to realize my main folder ...
1
vote
0answers
428 views

Boot bitlocker enabled Windows 8.1 bootcamp via VMWare?

Hardware: Macbook Pro Retina 15" 2014 OSX: Yosemite 10.10.1 with Fusion 7.1 Windows: Windows 8.1 Update 1 x64 on a bootcamp partition with Windows Bitlocker (full disk encryption) enabled. ...
5
votes
1answer
2k views

Read GnuPG encrypted emails transperently on iOS

Are there any tools that integrate OpenPGP/GnuPG with the mail reader on iOS I've heard that iPGMail and oPenGP, probably SecuMail too, all require that you copy & paste an encrypted email into ...
0
votes
1answer
36 views

Backup Encryption Password

My IPad 2 crashed recently and I was forced to upgrade to IOS8. However, when I try to restore my local backup it no longer recognises my password. What do I do to restore my data??? I'm running ...
1
vote
0answers
109 views

CoreStorage encryption fails - Is it possible to have multiple encrypted partitions on an external drive?

I have a 2TB WD MyBook Studio drive connected via FireWire to my MBP. What I would like to have is two encrypted partitions. So what I do: Disk Utility > Partition and then right click on each ...
1
vote
1answer
36 views

Run a command in terminal/iterm2 when an encrypted usb partition is mounted

I'm not sure if this is possible. I have an encrypted partition on a USB drive, when I mount it I want to run a script in iTerm2 or Terminal app.
0
votes
1answer
44 views

Is there any way to encrypt content in clipboard?

Is there any way to encrypt content in clipboard to provide more security and protection from malicious software?
1
vote
1answer
58 views

Encryption apps or password managers for iPhone without cloud or Internet connection

Is there an encryption app or password manager available for iPhone that doesn't have a cloud connection or that can be disconnected from the cloud and the Internet?
0
votes
1answer
137 views

Can [Update Needed] be removed without disabling/enabling FileVault?

I have an additional user [Update Needed] appear on login screen at every boot, which doesn't affect usability but a bit annoying. I googled for solution, but all of them are just disabling and ...
1
vote
1answer
484 views

Automatic mounting of encrypted partitions on OS X

There is a well-documented method of getting Unix to automatically mount a partition on Mac OS X, namely adding something like this to /etc/fstab: UUID=C92FFDDD-5E09-34ED-A10D-914EA92EA888 ...
1
vote
0answers
139 views

Encrypted External Drive Using Apple's Password Generator and Forgot the Password: Can It Be Salvaged?

I have a partition on an external HD with some Time Machine backups. I decided to encrypt the partition using Finder and used Apple's built-in password generator to create the passphrase. ...
2
votes
0answers
413 views

What type of encryption does iOS 8 use for Bluetooth?

I know that iOS 8 encrypts Bluetooth connections: https://www.apple.com/br/privacy/docs/iOS_Security_Guide_Oct_2014.pdf https://support.apple.com/en-us/ht3647 What I don't know is what kind of ...
0
votes
1answer
43 views

How does my just-booted and encrypted iPhone still receive messages before I decrypt it with the passcode?

It's my understanding that personal data on the iPhone 6 is automatically encrypted with the user's passcode. This is why when you boot it for the first time the passcode is required instead of the ...
13
votes
9answers
36k views

FileVault Stuck on Pause

I just got a new 13" rMBP with Yosemite installed. I chose to enable FileVault when I set the machine up. Now, several days later, an app called "Reverting from FileVault" shows on the list of apps ...
10
votes
3answers
10k views

Change OSX encryption filevault password to match login pass

When I first setup my OSX laptop, my filevault and user login password were the same. At bootup, I only had to login once (with my username and password). I recently changed my OSX password but my ...
1
vote
0answers
147 views

OS X 10.10 Yosemite/Server 4.0 outbound encrypted server communications problem

Since updating to OS X 10.10 Yosemite/Server 4.0, lots of things related to outbound encrypted server communications that worked just fine under OS X 10.9.x Mavericks/Server 3.x are broken. For ...
5
votes
2answers
233 views

Encrypt Time Machine backup data sent over the network

I have three relevant machines: An iMac running 10.10 as my Time Machine server. A MacBook Pro running 10.10, which backs up to the server. Backup encryption is enabled. A PowerBook G4 running ...
1
vote
1answer
222 views

mount encrypted sparseimage as home directory before login

There are several ways (loginhook, launchdaemon etc.) to automount a sparsebundle before logging in, but there's none without writing down the password in plaintext for automount an encrypted ...
0
votes
2answers
615 views

Stolen MacBook Pro, encrypted with FileVault. Can they still access it because of a poor password?

My MacBook Pro was stolen recently. I had it encrypted using Filevault and it required my password for login after woken from sleep. My password however is just a word of three letters, not abc, def ...
1
vote
0answers
261 views

FileVault encrypted installation corrupted, unable to boot

I recently force-shutdown my MacBook Pro Retina, late-2013 model. After entering my FileVault password to unlock the volume, the Apple logo appears, as does the spinny circle. Given time, the Apple ...
1
vote
1answer
2k views

User named [Update Needed] after installing yosemite with encrypted drive

I clean installed Yosemite on my macbook air. Everything went ok with the install, and when I restart, there is a second user named [Update Needed] . The password for this user is the same password I ...
1
vote
2answers
1k views

Mac OS X Mail signing messages with S/MIME certificate from startssl

I've got myself an S/MIME certificate from StartSSL, which I have exported from the browser, imported into my keychain and as expected Mail.app is now signing my outgoing messages. However some ...
0
votes
1answer
228 views

Cannot mount encrypted Time Machine

I've an encrypted Time Machine with the password saved on the keychain. Now, trying to plug in, it ask me the password and it's always wrong. I've checked hundreds of times and it also allowed me to ...
3
votes
2answers
337 views

Can anyone access Time Machine backups from a stolen HDD?

My external drive with all my Time Machine backups has been stolen. Can anyone access this data or will they need my Apple ID and/or password?
0
votes
0answers
260 views

Is a SuperDuper sparsebundle secure?

I am backing up my computer to a sparse bundle on a USB drive attached to my airport extreme. If someone were to steal this drive, would they have access to the full contents of the image, or is it ...
4
votes
1answer
2k views

Unable to convert dmg to encrypted dmg on Yosemite

When I try to convert a regular (internet downloaded) dmg file to an encrypted dmg (256-bit AES) using Disk Utility on Yosemite it gives me this error message: How do I get this to work on Yosemite? ...
0
votes
1answer
2k views

Cannot login directly into user account - first have to login as administrator

I updated my Macbook to 10.9 Yosemite, and at the same time I encrypted the user data partition. The system partition was already encrypted. I use an administrator account with admin rights, and a ...
0
votes
2answers
977 views

Will encrypting hard drive reduce disk size?

I have a 1TB harddisk that has 20GB space left. I want to encrypt this disk. Will encryption take up more space, and if so, is there an estimate, a percentage or something how much it will cost?
0
votes
1answer
2k views

Trying to encrypt external HD . GPT scheme required . Do not want to erase data

Hey so i'm trying to encrypt my external hard drive (Seagate) and I right clicked on it and selected Encrypt [name] from the menu. Made my password but could not move forward because I got the error ...
2
votes
1answer
460 views

Why does iTunesConnect ask for export compliance for every iOS app submission?

Although I like the new iTunes Connect interface, there's a massive let down on my app: it will ask for my encryption compliance form each time I submit a new binary. In the "old" iTunes Connect ...
2
votes
1answer
2k views

Fixing a failed full disk Core Storage encryption

I selected the encrypt disk option from the Finder initially, but after several days without progress (I checked diskutil cs list and it didn't show that it was either encrypted or converting) I ...
4
votes
2answers
3k views

Prompt for encrypted disk password on startup

I enabled the full disk encryption or at least I think so. The HD shows up as "Encrypted Logical Partition" in Disk Utility. When I boot up the macbook however I can choose between logging in as ...
1
vote
1answer
1k views

Can't mount (Core Storage) encrypted volume anymore

I use the following setup: SSD: System Internal HDD: Data (Documents, Music, etc.) Both disks are encrypted via the Core Storage utility. It seems I can't mount the "Data" disk anymore. I wanted ...
1
vote
1answer
245 views

How to create a recovery key for an encrypted disk image?

FileVault 2 is computing a recovery key when I decide to activate this security mode. This recovery key is a mandatory safety belt when someone wants to use serious cryptography. Is it possible to ...
2
votes
1answer
92 views

Encryption of the whole Time Capsule drive

I would like to encrypt the whole content of my Time Capsule HDD. I selected "Encrypt backups" in Time Machine settings but I am not sure if encryption applies to the whole drive or just to the Time ...
1
vote
1answer
700 views

Can one mount a FileVault 2 encrypted drive from Windows?

I encrypted an external drive with FileVault 2. Now it would be great if I could access it from a Windows PC. Is this outright impossible? I found no definitive answer either way.
1
vote
1answer
291 views

VPN (PPTP) connection is working on iPhone but not on MacBook Pro

On the iPhone I have the same server address, user name, password and the encryption is for all data. Encryption mode is also set to automatic. The VPN to my WHS 2011 is working fine. On the MacBook ...
2
votes
0answers
492 views

Non-extractable private key in Keychain Access.app

The manual page for /usr/bin/security on OS X 10.9 indicates that there is a -x option for security import to specify that private keys are non-extractable after being imported. How is this ...
2
votes
1answer
3k views

Secure erase OS X disk via terminal

If there's an encrypted (filevault) volume, both of these methods in terminal will erase the given drive. However, what differences exist between the two? Which is more secure? Option 1: diskutil ...
1
vote
1answer
249 views

Cross Platform GUI-compatible Encryption

I am looking for an encryption tool that is completely cross platform - effectively like FileVault or BitLocker but compatible with both operating systems. My use case is that I'd like to encrypt a ...
1
vote
2answers
564 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 ...
2
votes
1answer
1k views

MacOS Extended (Journaled, Encrypted) uses h/w encryption?

I have a LaCie 2big, connected via Thunderbolt 2. When I select as a disk-partition MacOS Extended (Journaled, Encrypted), does that uses some type of hardware encryption or is it all software?