Apple's trademark for features of the Mac OS X operating system involving encrypting computer data for security purposes

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ARD not seeing FileVault enabled Mac?

I just started encrypting my users Macs and i'm noticing that i can no longer see them remotely using ARD if they are at the log in screen. Is there a way to allow ARD to see and control them? ...
3
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1answer
2k views

Slow login (Active Directory User + Filevault2) - Mountain Lion

Two of our users have been getting this weird issue where their login to the computer seem to take "ages". The issue seems to go away if you turn off FileVault. However we need to keep FileVault on, ...
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16 views

Do you enter the dashes (-) when providing a FileVault recovery key?

I have a mid-2012 Apple MacPro tower running OS X 10.11.4. The machine will not accept my recovery key when attempting to unlock a FileVault-secured partition on the machine.. I've tried to enter ...
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1answer
3k views

How to use “diskutil corestorage revert lvuuid” on Yosemite if disk says it is not reversible?

I would like to make a partition for Linux. Here's what diskutil coreStorage list gets me (identifiers omitted): CoreStorage logical volume groups (1 found) | +-- Logical Volume Group ...
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1answer
26 views

How to check encryption status (completeness) of an external disk? [duplicate]

When I click on an external USB disk in Finder's Sidebar it shows it is still encrypting (which is expected): diskutil shows only Encrypted: Yes in CLI and GUI. Is there any way to check the ...
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39 views

Beachball of death, login screen and kernel_task issues

I have an issue with a 2 week old MBP 13 (early 2015). Here is 3 things I'm worrying about: Beachball of death. It is appeared 2 or 3 times (once when Chrome and Atom were open and once after 10 ...
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2answers
391 views

Web Sharing does not work with FileVault?

I want to use both Web Sharing and FileVault however when I turned on FileVault, my home directory Sites folder came up in the browser as permission denied, even though the Unix permissions were 777, ...
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2answers
28 views

Always ask for password when mounting encrypted partition

I have an external disk with partitions A and B. B is an encrypted HFS volume with as password. (Presented as "Apple_CoreStorage" or "Logical Volume OS X Extended"). When I connect the drive, OS X ...
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1answer
81 views

Does FileVault protect against ransomware?

I've already asked a question about ransomware on OS X in general. But I failed to get a response regarding whether FileVault protects against it. That is what this question is about. I'm also ...
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2answers
3k views

Is my Mac partition secure if it has FileVault 2 but the Boot Camp partition is unencrypted?

With a Macbook Pro Retina running OS X 10.10 and Boot Camp Windows 7, my Mac HD is encrypted with FileVault 2 and the Boot Camp partition is unencrypted. Does this weaken the security of the Mac HD ...
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9 views

Activity Monitor doesn't show which individual process is reading/writing FileVault activity

Activity Monitor shows the aggregate data read/written during FileVault encryption. Data read: 140.59 GB Data written: 218.18 GB But there is no individual process that is reading/writing nearly ...
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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" ...
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28 views

howto encrypt “WD My Passport Pro” online? support.wdc.com with dangerous solution (no security)

I wish to encrypt my WD My Passport Pro drive. I receive error With Google I found An error message occurs when attempting to create an encrypted backup on a My Book Thunderbolt Duo in the Mac ...
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1answer
115 views

How does Find My Mac work exactly?

My Macbook Pro 13 (2015) was recently stolen. I activated FMM about an hour after the event and two hours later received an update that the machine was erased. Questions: 1) What does this mean ...
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2answers
14k views

Can you reinstall OS X on a FileVault 2-encrypted drive?

I've been researching FileVault 2 to make sure that I understand it before I enable it on my Mac. While reading Macworld's Complete guide to FileVault 2 in Lion, I encountered an unexpected caveat ...
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2answers
2k views

Can't move files to a folder in Finder

Did clean install of Yosemite. In Finder I can't move files to a folder. I must authenticate almost all move operations. After entering password the file is not moved, but copied instead. Apple is not ...
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4answers
3k views

Guest login got enabled even though FileVault 2 is enabled and Guest login is disabled

I rebooted my Mac yesterday after installing the Apple update TS4088. Even though I disabled Guest Logins in my Users Preferences and have enabled FileVault 2 since the start, I am able to see Guest ...
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0answers
99 views

Missing space in OS X El Capitan after removing a failed Boot Camp partition

I'm trying to help my girlfriend after a failed Boot Camp partition removed approx. 100 GB of visible space from her OS X volume. The main volume is encrypted with FileVault2. Partition table: ...
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2answers
618 views

How to disable the Guest account on OS X El Capitan

About a couple of weeks ago, the Guest user account was automatically enabled on my Mac running OS X El Capitan (by itself, without me enabling it). Now, whenever I start my Mac, I am greeted with a ...
5
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2answers
163 views

Encrypt External Hard Drive for Mac and Linux

I have an external hard drive that I backup with Time Machine. I'm trying to determine the best way (or if it's even possible) to encrypt it so that Time Machine can still back it up and it can be ...
0
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1answer
192 views

Mac won't boot; get the Apple logo then it becomes a prohibitory symbol

I start up my early 2011 MacBook Pro, and it gives me the login screen, I enter my password, and then booting starts as normal, but about halfway through the progress bar, it stops booting entirely ...
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1answer
29 views

10.11: Good Samaritan message not showing on Filevault2 unlock screen

You can set up a lock Message under System Preferences => Security & Privacy => General => Set Lock Message. This Message is stored in NVRAM. Under 10.9 Mavericks it was not only shown on ...
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2answers
55 views

Recovering a Password on FileVault2 Encrypted Mac

I changed my admin (login) password on my Macbook Air and subsequently forgot it. The disk is encrypted using FileVault 2. And the resetpassword command in the terminal did not show any disks ...
0
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1answer
26 views

Is there a limit on logical volume size for FileVault?

I'm curious about (and was unable to find documentation for) any size limits for FileVault in OSX (10.9.5 Server). I'm concerned about any sort of corruption/instability that could occur after ...
2
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1answer
159 views

Encrypt FAT USB drive under El Capitan (10.11)

I have a USB drive I would like to encrypt. It's formatted in FAT (for use with Mac & Win) and I can't seem to find a way to encrypt it as: FileVault doesn't encrypt FAT. TrueCrypt can be ...
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0answers
28 views

Can a Standard User format an encrypted drive?

I have recently partitioned my drive into a trap OS. If my Macbook is stolen I want to give the users access to use the device to increase the chances they will connect it to the internet and I can ...
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1answer
37 views

Does using Sleep with FileVault negate some benefits of FileVault?

As I understand it, FileVault makes you login before you computer boots to the OS in order to unlock the drive. This means someone getting ahold of your laptop when it is off cannot get at the data. ...
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3answers
3k 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
148 views

How has it suddenly become so much faster to wake OS X from “safe sleep”?

Because I'm super paranoid about security, I configure my MacBook to always "safe sleep" and destroy its FileVault key on entering standby: $ sudo pmset -a hibernatemode 25 DestroyFVKeyOnStandby 1 ...
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0answers
80 views

Why wouldn't even Internet Recovery work?

I encountered a really vexing problem with my MacBook Pro 15” (mid-2015, 2.5 Ghz, 1 TB flash) last week after it returned from Apple’s repair depot for a logic board replacement. I had FileVault2 ...
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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 ...
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16 views

I have the password but can't recover data from my encrypted filevault USB drive

I can open the drive and see the top level folders. Sometimes I can see file names, sometimes I can't. If I attempt to remove the encryption I get an error message. It's the same from the Finder or ...
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3answers
4k views

Screen backlight does not turn on during bootup, but turns on when accessing recovery partition

I have a late-2011 15" MacBook Pro running Mavericks. I normally don't reboot my computer and can leave it logged in for days on end. I decided to reboot my computer and when it was booting, the ...
20
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5answers
13k views

Disable a user's ability to unlock a FileVault 2 volume at startup/login time

I recently performed a clean install of Lion on one of my Macs. The installation process created one administrative user account. After installation, I enabled FileVault for the entire disk. Then, I ...
1
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1answer
34 views

How secure are files on an unencrypted hard disc?

How secure are files, that I saved on an internal Macbook hard disc using OSX 10.11? I cannot check whether the hard drive is encrypted using FileVault as the machine crashed. I am thinking whether I ...
0
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1answer
2k views

Can you Recover Data from a Filevault encrypted harddrive externally?

My mac won't boot and it maybe a harddrive issue, but I need to get the data off it, is it possible to recover the data using a set of tools if I know the password and have the appropriate cables?
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0answers
91 views

Filevault makes my external HD inaccessible on OS X but still works on Ubuntu

I'm running OS X El Capitan 10.11.3 I have an external drive with 2 partitions. 1 partition is for Time Machine while the other is for storing my data (Volume name is Data). So a few days ago I ...
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2answers
83 views

how safe is an HDD encrypted with filevault?

I have a macbook pro and I want to encrypt the whole system with filevault. My question is now, how secure are my data for removing hard disk from device and mount it in an external case? For ...
29
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1answer
984 views

Where does OS X keep the FileVault password during reboots in an upgrade?

For security concerns, I wonder how it would be possible for an OS X upgrade (e.g. from Mavericks to El Capitan), to reboot my Mac multiple times without asking me for my FileVault 2 password? I ...
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0answers
43 views

How to perform FileVault authenticated restart when updating OSX from AppStore?

I am aware of the authenticated restart when using FileVault 2 on OS X. Running the fdesetup authrestart command does however restart the system immediately. Now, when running the OS X Update from ...
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2answers
127 views

Does FileVault 2 encrypt keys in sleep mode?

I have an early 2015 13" MacBook Pro running OS X 10.11.2 and I'm considering enabling FileVault 2. I realize that the disk is always encrypted, even when the machine is in use and only parts of it ...
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0answers
10 views

FileVault account sticking around after account deletion

I have file vault encryption turned on. I created a second administration account on my computer and on boot up my main account stopped showing up (before most of the OS has booted and it's asking for ...
13
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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 ...
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0answers
38 views

My Apple Magic Mouse never works on login screen when no one is logged in (first time I turn on my MBP)

as described in the title: My Magic Mouse works perfectly when: At least one person will log in At login screen but only when someone is still logged in (When I'll press Control ⌃ + Shift ⇧ + Eject ...
2
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1answer
496 views

How (in)vulnerable is OS X to encryption ransomware?

These days, malicious software seems to be infecting Windows computers, encrypting their data against their will, and asking for a Bitcoin ransom in exchange for the encryption key. In order for ...
11
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6answers
7k views

Can I use my fingerprint to login/unlock the screen on a Mac?

I own a mid-2009 MBP with OS X Mavericks installed. I'm a hi-tech enthusiast who wants to use the fingerprint scanning feature made available by many scanners on the market to login into my account ...
52
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11answers
56k views

How can I figure out what's slowly eating my HD space?

Every few days I get notices on my MacBook that it's running or run out of hard drive space. Curiously, restarting the computer will enable me to recover gigabytes of space (this past time, it was ...
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1answer
69 views

Lost hard drive space to Boot Camp

Boot Camp caused ~200 GB of my 750 GB HD to disappear and I cannot re(un)-partition it through Disk Utility and when I try to reformat the storage through the terminal using: diskutil cs resizeVolume ...
4
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1answer
204 views

Is there a way to mirror to HDMI display on FileVault login screen?

I have a MacBook Pro Retina & Mavericks, with FileVault 2 enabled. I also mirror to an HDMI display, but it doesn't show anything on FileVault 2 login. This is an issue, because I'd like to get a ...
0
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1answer
87 views

Can I enable FileVault and then partition my hard drive later?

I just bought a 2014 MacBook Pro with a 512GB SSD. I updated to El Capitan today and when it booted up for the first time, it asked me if I wanted to enable FileVault. I chose not to because I wasn't ...