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2
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3answers
4k views

How To Securely Erase Free Space Using Terminal?

A friend told me that when you delete a file on your Mac in the normal way it actually stays where it is, but it is just no longer usable by your Mac. The addition of more files to your Mac causes ...
1
vote
0answers
57 views

Will 'Find My Mac' work after my Macbook Pro has been locked due to failed login attempts?

My late 2013 Macbook Pro was stolen a week ago and I've been tracking it with 'Find My Mac'. The thief would turn the laptop on for a few minutes at a time in the evenings and probably try a few ...
1
vote
1answer
44 views

sudo asking for password even though user doesn't have a password set

I have a computer that doesn't not require a password. I'd like this to continue into sudo, but unfortunately it doesn't recognise a user not having a password. According to Apple the sudo command ...
1
vote
1answer
30 views

Get alerted whenever someone uses your Mac?

I have a dedicated Mac Mini in a colocation that I access via Remote Desktop. I trust the colocation provider, but I don't trust my password is secure enough. Without resorting to a more secure ...
4
votes
1answer
3k views

Blocked sign-in attempt to Google Account

This morning I had an email in my inbox from Google saying "We recently blocked a sign-in attempt to your Google Account (Date & Time: Saturday, January 10, 2015 3:01:26 AM UTC Location: Oxford, ...
2
votes
3answers
70 views

Does the Apple Watch really identify “you”?

In several places in the iOS Apple Watch settings app, important functionality depends on "you" wearing the watch. Critically under the settings for unlocking the watch without requiring a passcode ...
2
votes
1answer
61 views

FileVault 2 Encrypted drive was reformatted by thief then returned. Is the original encrypted data salvageable?

I had a Macbook Air Yosemite which was FileVault 2 encrypted. The laptop was stolen from me. The thief was able to reinstall OS X and some apps (was bringing it to market for sale). The laptop was ...
2
votes
2answers
476 views

JetDrive 725 - SHould I use TRIM enabler?

I just installed a JetDrive 725 and it is really nice! As I am using Yosemite, TRIM can not be enabled that easily, and the TRIM Enabler is needed. Now there is a certain risk when using it, as ...
1
vote
1answer
41 views

Screen saver no longer asks for a password

I'm using a MacBook Air 13" mid 2012 with Yosemite 10.10.3, it rebooted itself this morning without a reason and since then the screen saver is no longer asking for a password on unlock. This is a ...
13
votes
4answers
35k views

Is the message “You must change your passcode within 60 minutes” valid / non-malware?

A few minutes ago, after unlocking my phone (iPhone 4, iOS 7.0.1) I got a dialog over the home screen: Passcode Requirement You must change your passcode within 60 minutes and it offered to ...
0
votes
1answer
16 views

Cable lock with Mac Mini

How do I use a cable lock with my Mac Mini? It doesn't appear to have any mounts for the typical cable lock. Do I have to get an enclosure and secure that to the desk?
0
votes
1answer
72 views

Java Certificate Issues

Overview We are building a JAVA Application that communicates data over secure HTTPS lines. Problem When we run our application from Eclipse/Terminal, via the command "java -jar ...
2
votes
4answers
3k views

How to get rid of booby-trapped pop ups to update flash player?

I'm coming across a malicious pop up to update my flash player. The message in the pop up: Warning! Your Adobe Flash Player version is outdated. Security risks. Please update now. I've seen this ...
6
votes
8answers
5k views

Random shutter sound

Every once in a while I hear a loud sound from my Mac. It sounds like either a camera shutter or a keychain lock/unlock. It all started a couple of weeks ago. I fear something is snapping shots of my ...
18
votes
3answers
19k views

How can I keep my Mac awake AND locked?

I want to leave my Mac awake overnight so it syncs 4GB of data from Dropbox. I need to prevent the machine from going to sleep because that pauses the Dropbox sync I've been using Caffeine to keep ...
15
votes
3answers
41k views

How can I get admin access to a Mac without knowing the current password?

My Father died last year and I inherited his Mac Mini. My wife has retired and we are trying to set up the mini for her use but the changes we want to make require admin access and we do not have the ...
1
vote
2answers
63 views

How to dump the content of keychain from the shell?

I'm testing the following command-line in the Terminal: sudo security dump-keychain -d login.keychain which I'd like to use to save all my passwords into a file. However when I run it, it keep ...
0
votes
1answer
34 views

How do you control the security of Firefox browser in Yosemite to run educational Java app?

I am trying to run the following Java applet in the following web page: http://artint.info/demos/rl/q.html However, Firefox is blocking it due to a security issue. Not sure if it's an Apple issue ...
-1
votes
2answers
16k views

I have an iPod 5 gen, how do I view my wifi password? I've lost the wifi password [duplicate]

My iPod 5 gen is connected to wifi, I've lost the wifi password, how can I view the password on my iPod, could you please give me a step by step guide on doing this as I'm not tech savvy....
0
votes
3answers
360 views

Yosemite Login screen ignoring login after Screen Saver

This is regarding a: MacBook Pro (Retina, 15-inch, Late 2013) 2 GHz Intel Core i7 8 GB 1600 MHz DDR3 I have a managed, admin, remote account on the Mac. This is the only account on the Mac. The ...
0
votes
0answers
170 views

“The L2TP-VPN server did not respond” on OS X Yosemite

I have a problem with VPN connection on OS X Yosemite I imported certificates, set them "Always trust" policy and created connection (I set User authentication: Password, Machine authentication: ...
1
vote
1answer
28 views

MAC Filtering in Internet Sharing

How can I enable MAC Filtering on my MAC OSX 10.9.4? I tried adding <key>allow</key> <array> <string>0:17:43:a3:2d:45</string> </array> to my /etc/bootpd.plist, ...
2
votes
1answer
113 views

How reliable and trustworthy are the Objective-See Security tools (KnockKnock (UI), Dynamic Hijack Scanner and BlockBlock)?

DHS found an issue Is this a false positive? Anybody else with the same message? I installed BlockBlock. What do you think about it? Do you trust those Security tools? BlockBlock (beta) ...
0
votes
2answers
4k views

Why do I need to “bypass” 169.254/16?

In my MacBook's networking proxy settings I have "169.254/16" among the list of domains for which to bypass proxy settings: What purpose does this serve and why do I need it? Can I get rid of it?
3
votes
1answer
139 views

How to create a password protected ad-hoc network on Yosemite

I just tried to create an ad-hoc network on OS X Yosemite and noticed there are no password options. Are they hidden? If so, is there any way to enable them? Is Terminal an option? Is it possible to ...
1
vote
1answer
20 views

Can your information security be compromised by opening attachments in Gmail in iOS?

I know people can put virus or other dangerous programs in email attachments and send them to you, but is that just for the computer world and not tablets? I mean, if you get such an email to your ...
0
votes
0answers
26 views

How to manage the output power of WiFi network built with Internet Sharing?

I'm asking myself what is the level of radiofrequencies which are passing through me and my neighbourgs. I discovered that my Wi-Fi network is entering the appartments one floor above mine, one floor ...
3
votes
2answers
76 views

What info does a Mac broadcast and how to hide it?

I want to run a Mac in the cloud as a webserver and for facilitative use. I've secured most of my used tools already, but I was wondering about the OS itself. Imagine I'm running an up-to-date ...
1
vote
2answers
2k 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, ...
17
votes
2answers
4k views

Invalid certificate after Security Update 2015-004 in Mavericks

Prior to the security update released early April my system was working fine. After that, I'm getting invalid certificates everywhere: iTunes says "iTunes can’t verify the identity of the server ...
0
votes
0answers
41 views

OSX firewall blocking torrents outside of VPN

I've seen plenty of tutorials for this around for Windows but I'm wanting to do it on OSX Yosemite. Is it possible to configure the firewall such that torrent traffic will only ever be permitted when ...
2
votes
3answers
420 views

How can I install a single app from an unknown developer?

I am new to Mac and am trying to install a Hex Editor. Google sent me to "Hex Fiend", but, when I try opening it, I get "'Hex Fiend.app' can't be opened because it is from an unidentified developer." ...
0
votes
1answer
1k views

How do I force my MacBook Air into “hibernation” mode?

I have a MacBookAir3,2 (late 2010) running 10.9.3. I want to be able to force the machine to immediately go into "hibernation" mode, but it seems impossible. The usual answer that I have seen is ...
33
votes
6answers
96k views

How can I open a .pkg file manually?

Some applications come in .pkg files, and ask for you administrator password, even if all they do is copy the binary to /Applications. I like to have my applications in ~/Applications, and I do not ...
4
votes
0answers
76 views

How to limit any devices to appear on any Bonjour/Airplay capable devices close by?

This is an issue at my school district where I work as a network admin. Right now, I could see around the list of at least 15-20 Apple TVs that is located across school buildings when I press on ...
0
votes
1answer
41 views

How to set up Mac for multiple user remote access log in and a shared network drive?

I have users who want to share a highpowered mac in a lab. It has a decent processor and a ton of RAM. They want to be able to remotely access this mac from both PC/Mac just like a user would be able ...
1
vote
1answer
246 views

How do I encrypt an external drive with FileVault 2 in OSX Yosemite

Ok, so according to https://www.apple.com/osx/what-is/security/ I should be able to encrypt ANY external drive..."with ease" using FileVault 2. I have a brand new (empty) 2TB Fantom Drive model: ...
0
votes
0answers
50 views

Is it possible to retrieve iCloud password from iPad that is currently logged in to iCloud?

With all of Apple's (and the rest of the world's) increased intrusions by hackers, I have become very nervous when the slightest glitch happens on any of my devices. I was working on my laptop and it ...
6
votes
2answers
412 views

How to mitigate CVE-2015-1130 (Hidden Backdoor with Root) due to lack of Apple support?

This is related to CVE-2015-1130, a.k.a Hidden backdoor API to root privileges in Apple OS X. It appears Apple has refused to fix it in OS X 10.9 and earlier. Emil Kvarnhammar, the one who reported ...
1
vote
1answer
107 views

Safari, iTunes, Chrome etc. won't recognize root certificates after recent update to Safari 7.1.5 (Mavericks)

After installing the most recent security and Safari updates (7.1.5) on Mavericks, Safari and other applications (those using NSURLConnection/CFURLConnection) no longer recognize any root certificates ...
3
votes
2answers
72 views

Are OS X Security Updates Cumulative?

I can't seem to find a definitive answer anywhere, but are Mac OS X Security Updates cumulative? The update in question is 2015-004. I've checked https://support.apple.com/en-us/HT204659 but it ...
4
votes
2answers
708 views

What lock can secure a 4th generation Time Capsule from theft?

The 4th generation Time Capsule has a security slot at the far right of the back panel: However, the manual does not mention what kind of lock I can attach to it. What locks are compatible? For ...
1
vote
1answer
34 views

password built in an app for restricted download?

I have built an app. It's a magazine and a few brochures with rich content. I will upload it as a multi issue app. Once it's approved and available in the iTunes app store, I would like it to be ...
0
votes
0answers
21 views

How can I securely store passwords in xcode app?

I'm writing an app with Xcode using Applescript-ObjC. I'm wanting to put in some usernames and passwords to automatically check some remote servers. How can I put these login credentials in the app ...
0
votes
0answers
51 views

Ping being hijacked?

On my Mac terminal, I typed cat /etc/resolv.conf nameserver 8.8.8.8 nameserver 8.8.4.4 and I do a dig dig www.facebook.com ; <<>> DiG 9.8.3-P1 <<>> www.facebook.com ;; ...
5
votes
1answer
2k views

Can I decrypt a dm-crypt filesystem on OS X?

I've been an Ubuntu user for years, and I just got my first Mac. One thing I haven't yet figured out is how to decrypt my encrypted filesystem on which I store my SSH and GPG keys on my flash drive. I ...
0
votes
0answers
24 views

Any verification tricks for Mac OS X files?

Is there a good way to verify the various files in Mac OS X? Ideally, one wants to verify system files in an installed system, but right now I'm curious about verifying the Yosemite installer. If ...
1
vote
1answer
145 views

iMac password stopped working, Apple Persistent State Encryption shows a recent modified date

I'm not sure if we should be worried... Mom does not change passwords for her iMac system login, nor do I, but when I went to update some software this morning, the password doesn't work, nor can I ...
10
votes
2answers
10k views

My MacBook was stolen: can the thief access my files without my account password?

My computer is set up to require a login after its been put to sleep and it has a fairly complex password, so I'm not worried about anyone guessing it. The MacBook was stolen, and I'm wondering if ...
7
votes
2answers
4k views

Is iTunes required for iOS7 iPhone to trust PC with Windows 7?

Every time I connect my iPhone 5S (7.0.3, but have had this issue since 7.0 with both 5S and iPhone 4) to my computer (Latitude E6410 with Windows 7 Pro) I get prompted to Trust the computer. I trust ...