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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9 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 ...
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1answer
30 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 ...
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2answers
77 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 ...
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1answer
24 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?
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50 views

decrypting FileVault2 WDE seems stuck, how to unstick?

This is happening on an MBP Mid2010 running Mac OS X 10.9.3 I have been using FileVault2 full-disk encryption for several years now; however, I needed to decrypt to repartition the disk for BootCamp. ...
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27 views

Is it possible to have multiple filevault2-activated partitions on one disk?

What I would like to have: A disk with the following systems on it: OS X 10.8 (FV2-encrypted) OS X 10.9 (FV2-encrypted) Windows 7 When I try to start FV2-encryption on my secondary partition, OS X ...
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30 views

Can I send encrypted e-mail using Mail and self-signed certificates?

I want to be able to send signed and encrypted e-mails between a Mac using Mail and another Mac using Thunderbird, by using self-signed certificates on both ends. I used to be able to do so, but over ...
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1answer
35 views

Files encrypted in a folder - how to reverse it?

I've been playing with a computer game (Kerbal Space Program, OS X 10.9.3) and recently found that I can no longer load saved games (missions). I contacted the tech support and all they could say is ...
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2answers
159 views

Macbook pro early 2013 throws contents RAM away

I have a MacBook Pro early 2013, running OSX mavericks and filevault(encryption) is enabled. After a (I suspect) update, the locking behavior has been different. When the screen gets locked ...
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1answer
103 views

Is there a way to require USB drives that are connect a Mac OS X to be encrypted?

I have a customer who is concerned that the staff might be using USB drives to move data around. They would like to require that these drives are encrypted with TrueCrypt or other method. Is there a ...
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0answers
29 views

Can I enable hardware-based full disk encryption on the Windows side of a bootcamp install?

I am running a MBP with a partitioned Samsung 840 EVO SSD. I want to encrypt both the OS X and Windows partitions. It looks like using the SSD's built-in hardware full disk encryption on the OS X side ...
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2answers
65 views

Recover Time Machine without the password

I'm having a issue with a Time Machine backup made on an external USB drive. The TM backup is encrypted and I can't remember the password … Does anybody know a tool to brute force the password ? (I ...
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1answer
28 views

Does encrypting Time Machine erase the recovery partition?

I have prepared my external hard drive to be used for Time Machine backup by erasing and creating a new working recovery partition on it. I am ready to start the first backup, which I want to be ...
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0answers
27 views

Is there a PGP/GPG Plugin for TextWrangler?

Is there a PGP/GPG plugin for TextWrangler? If so, what is it called and how do I go about downloading and installing it?
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0answers
53 views

Brute Force on Whole Disk Encryption

I'm helping someone that changed their password (Thanks to corporate policy) and then forgot what they set it to. They remember the first part so I would not need to completely brute force it. I was ...
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3answers
604 views

Password protected video

I want to protect my instructional video with a password. There is a use case. When a user wants to play an encrypted file, the encrypted file will pop up a dialog box to request the user to enter a ...
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1answer
21 views

Encrypt backups

Is it better to encrypt the hard drive you will use for Time Machine backup with Disk Utility or with Time Machine itself? I have noticed the the dialogue is slightly different, wherein Disk Utility a ...
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53 views

How do I enable A5/3 cellular encryption on an iPhone or iPad?

I want to only connect to A5/3 networks to prevent MITM attacks on my cellular data. I'm not concerned if the attacker is the mobile operator themselves.. (assuming that mobile operator can't be ...
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63 views

How can I fix a Mac OS X Mail SMIME issue that's happening after renewing my certificate

I just renewed my SMIME email certificate after the previous one expired. Now any new mail I write in Mail.app simply disappears after I close and reopen Mail.app. They are not deleted (Trash or in ...
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2answers
601 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, ...
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0answers
280 views

How boxcryptor works and possible free alternatives

In this post Patrix suggested the use of Boxcryptor for encrypting data stored in cloud servers, e.g. Dropbox or Google Drive. How does it work? Does it create a copy, encrypted copy of the file and ...
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2answers
297 views

Encrypted external drive usually prompts for password, despite being in keychain

I have an external encrypted drive, and almost every time I plug it in, it'll ask me for the password, even though it's already in my keychain. If I type the password in, it'll mount as expected. ...
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3answers
80 views

How can I get Apple mail or Outlook 2011 to look up SMIME encryption certificates for users?

I want the ability to lookup an encryption certificate for SMIME in Outlook for recipients who have SMIME certs, but I just don't have their public key. I noticed the keychain has a directory ...
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0answers
112 views

Timemachine backups on encrypted volume: What does 'decrypting' message mean?

I backup files on an encrypted volume with Timemachine (external disk, USB). The backup itself is not additionally encrypted. I noticed little message infos in the GUI window about "decrypting the ...
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2answers
274 views

GUI PGP / GnuPG application

I encrypt all of my documents before storing them in the cloud with GnuPG. My wife needs access to the documents, but running gpg -d foo.pdf.gpg at the command line is annoying to her. Does anyone ...
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1answer
500 views

How to delete a trusted s/mime certificate for a contact in iOS7

How do I remove a s/mime certificate for a contact in iOS7 mail.app? I'm using s/mime for two-way encrypted emails with several colleagues. A new colleague tried to install s/mime in Outlook for ...
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1answer
483 views

Cannot decrypt GPG file after installing GPG Suite from GPG Tools

I have installed GPG Suite by GPG Tools on my Mac. I sent my public key to my associate, who encrypted a file and sent it to me. The file, myfile.gpg is now sitting on my desktop and I'm told by my ...
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2answers
1k views

Whole disk encryption with a Windows only Bootcamp

I've purchased myself a Mac Book Pro Retina (Haswell) and after giving Mac OS a fair shake have decided to go full Windows 7 and Bootcamp. There is no Mac OS install left on this system. I am now ...
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2answers
174 views

Is S/MIME in iOS 7 buggy?

I recently imported my S/MIME certificate into iOS 7. I am able to read signed/encrypted message sent from my mac to the iPhone. BUT I am UNABLE to send signed / encrypted mails from the iPhone. ...
5
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1answer
3k views

Truecrypt error: the OSXFUSE file system is not available (255)

My truecrypt files were mounting fine until today when I tried to mount it and I got the error: the OSXFUSE file system is not available (255). The weird thing is I honestly don't know what I could ...
2
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1answer
1k views

“Encrypt backups” disabled for Time Machine on Mavericks; due to partition?

I picked up an external hard drive a while back and have been using it for Time Machine back-ups. Recently I thought to confirm that the disk is encrypted so that it won't be useful if someone nicks ...
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1answer
112 views

Is it possible to reset FileVault password in recovery mode?

I have problems with my startup volume, and it's encrypted with FileVault. I don't remember the pasword, but have the recovery key. Is it possible to reset the password?
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1answer
220 views

Explanation for Ridiculously Slow Copy Speed

I am backing up data files from one encrypted image to another. They're text files ranging in size from a few hundred kilobytes to a few megabytes. The process has become excruciatingly slow and is ...
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0answers
396 views

Locked Hard Drive

For some reason a recent reboot resulted in a startup screen with a circle with a slash icon instead of the regular Apple icon. What I tried: Using internet Recovery I used disk utility to fix ...
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1answer
93 views

Encrypting a PDF during Hazel processing

I've created an Automator Workflow which can take the selected Finder item (being a PDF) and encrypt it using the Apple-provided "Encrypt PDF Documents" action. The problem with this action is it ...
0
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1answer
81 views

Restore FileVault recovery key

I want to mount my (non-bootable) firevault encrypted drive on linux. I know the user-facing password to decrypt it, but not the recovery key. From what I've read, I assume that the recovery key is ...
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229 views

How can I clear the kernel extension caches while using FileVault 2?

I have the same problem as this user, Air + Lion : plug in USB, keyboard/pad stop working , where the built-in keyboard and trackpad on my MacBook Pro stop working (and drop out of the USB devices ...
2
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1answer
52 views

Secure access to data while retaining convenience and performance

I am looking for a convenient solution to the following problem: I have some large data (tens of GB) that resides on the hard drive of a Mac. Access to the data needs to be restricted so even users ...
0
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3answers
100 views

Is there anything missing in an encrypted iPhone backup?

As far as I understand iOS Security, Oct. 12, an encrypted backup via iTunes also backs up the keychain of the device. While I recognize that some elements might not be restorable onto a different ...
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0answers
125 views

Can't create an encrypted disk image (permission denied)

I am trying to create a new blank disk image from the Disk Utility and when I select any kind of encryption and click on 'Create', it says it is unable to create the image because of 'permission ...
1
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1answer
105 views

Is there a way to force ssh tunneling to be required for Screen Sharing

I have enabled Remote Management on a mac. Everything works fine when I connect from another mac using Apple's Remote Desktop app. However, I also want to have a client on a windows machine. In that ...
3
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2answers
2k views

Encryption on USB - Mac & Windows partitions

I have a 64GB USB stick which I want to use on both my (Mountain Lion) iMac and my (work) Windows 7 laptop. I don't want to or need to share files across platforms and require the following ...
1
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1answer
83 views

Encrypt TimeMachine backups or rely on hardware encryption?

I'm thinking of purchasing a portable disk drive that supports hardware encryption (most of them seem to do these days). However, if I'm using such a drive can should I still encrypt my TimeMachine ...
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1answer
360 views

Are the files in an encrypted dmg actually in plain text on the hard disk

It seems standard to use Disk Utility to create an encrypted disk image. I would like to know how secure this is. I can imagine that the "encrypted" files are not really encrypted at all, and continue ...
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0answers
207 views

Can't encrypt external hard drive

I'm trying to encrypt an external drive of mine using Apple's built in drive encryption tool into OS X through Finder. The drive is formatted as Mac OS Extended(Journaled) and I'm plugging the drive ...
1
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0answers
217 views

S/MIME Self-signed certificate problem on iOS

I am using S/MIME self-signed certificates for email encryption across iOS and OS X. Creating the certificates and installing them (including the CA) worked perfectly. Also using them on OS X worked ...
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0answers
155 views

Fastest encryption configuration for Parallels Desktop 9 running a software development environment

I have a 2.8ghz quad-core 2013 MacBook Pro with 16gb RAM and a 768gb SSD running OSX Mavericks. I run Windows 7 under Parallels Desktop 9 to do Windows development. I would like to encrypt this data ...
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1answer
189 views

Copy/Migrate FileVault 2 encrypted hard drive

I'm running OS X Mavericks and have the entire hard drive encrypted with FileVault 2. I intend to upgrade to a larger hard drive (actually an SSD). In the past when not using FileVault, I used Carbon ...
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0answers
111 views

Application to encrypt and sync folders with iCloud

I'm looking for an application (or method) to encrypt&sync selected files and folders with my iCloud account. It should detect changes in my files & folders and automatically encrypt and sync ...
2
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1answer
194 views

How can I encrypt my VirtualBox VM?

Is there a way for me to use a virtual machine (VirtualBox) on my MacBook Air with encryption protection? I want to install a VM of Ubuntu, and if my employer calls back the hardware I don't want them ...