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13
votes
3answers
45k 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 ...
1
vote
1answer
29 views

What happens after a stolen Mac was remotely wiped?

A Macbook Air was stolen from us last month and we immediately activated "Find my Mac" and a few minutes later we requested it to be wiped (through iCloud). Today, 1 month later, we received an email ...
0
votes
0answers
31 views

A Macbook was stolen and returned: How can I detect the changes that were made on the OS?

My Macbook Pro running OS X Yosemite and a Windows 7 Bootcamp was stolen a month ago when I left it sitting in Frankfurt airport. I had used FindMyiPhone to add a lock and wipe it but it never came ...
3
votes
3answers
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 ...
2
votes
0answers
22 views

Mitigating exposure to DYLD_ exploit in Yosemite

In all current versions of 10.10 (up to and including 10.10.4), there is a rather nasty security hole which allows any process to create files owned by root anywhere on the file system. One example ...
1
vote
3answers
1k views

Transparent locked screen

On my iMac, I keep a lot of supervision windows (displaying alarms and trends). These windows lead to priviledged access to very sensitive equipments. I would like to protect this iMac from any ...
1
vote
2answers
36 views

Guest Account as Thief Trap in case of losing MacBook

One week ago my MBPro has been stolen, and unfortunately no "Where's My Mac" like's helped. My idea for securing my next MacBook is to create Password-free/guest-like account in case of another bad ...
0
votes
0answers
10 views

Can I use our SSL certificate for digital mail signatures?

We have a GoDaddy SSL Certificate that we use on our OS X Server for securing some web sites and the Mail Service running on it. Our company website FQDN is one of the 5 named on that certificate but ...
0
votes
1answer
30 views

How do i know if install isn't malicious

I just got my first osx device (a late 2012 mac mini), the last owner said he did a fresh install of yosemite. Is there a way to check that he didn't install any mallware/spyware?
2
votes
1answer
380 views

what does installd do in privacy setting?

there is a installd icon in the setting->accessibility->privacy. it can be seen in the screenshot Any ideas what it is for?
1
vote
1answer
1k 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: ...
2
votes
3answers
726 views

Getting errors when trying to send something using Gmail and Mail 5

I've had a problem for awhile with a Gmail account linked to Mail, which arose last summer after I upgraded to Lion. When I try to send a signed message (signed, in terms of security, not a signature ...
-1
votes
2answers
7k views

How to not allow other people to access your mac?

i've been noticing strange things since I moved in my apartment. One time or another I can see airplay icon that appears out of no where, I'm concerned that someone might get access to my mac, is ...
1
vote
1answer
29 views

Empty Firmware Password?

I was wanting to reveal the EFI password on my Mac using this in the Terminal: sudo nvram security-password but instead of outputting hex data, it gives me this: nvram: Error getting variable - ...
1
vote
1answer
34 views

Keychain Issue - Yosemite

Apologies for the vague title - I couldn't really think of any other way to sum up my problem. I've been trying all day to work my own way around this issue but I've ultimately hit a brick wall so ...
10
votes
5answers
53k views

How to block internet traffic of an application?

Little Snitch can block internet traffic of a particular app. Can I do something similar without (paying) Little Snitch?
0
votes
0answers
21 views

“Delete references & files” with keychain using security delete-keychain

I have a script that uses a keychain to store various privates keys and certificates into a certain keychain (different from login and System). I'd like to enable it to purge all the content of its ...
8
votes
1answer
184 views

How to prevent keychain passwords being seen with iPhone passcode?

Via Settings/Safari/Saved Passwords/ it is possible to view all saved passwords by simply entering the 4 digit passcode on ones iPhone. Is it possible to still be able to use Keychain passwords and ...
1
vote
1answer
5k views

Why is a secure erase 'not necessary' for SSD's?

I'm about to trade in a 2010 MacBook Pro with an SSD. However, I'm unable to do a Secure Erase from the recovery disk (as I used to do with mechanical hard drives before selling or giving away a ...
0
votes
0answers
13 views

Is CUPS (Common Unix Printing Service) a security issue?

Is this service, using port 631 being open create any security risks ? And by this I mean a way for hackers to somehow compromise a system by injecting some type of code to elicit a connection or ...
1
vote
1answer
29 views

Earphone security risk

Can plugging public earphones in our iPhone 5's audio jack pose any security risk? Can our data (pictures, videos) be accessed? How often one can try a unknown earphone into iPhone 5c's audio jack in ...
0
votes
0answers
19 views

Mac mini 2007 (Core 2 Duo) with OS X Lion - better OS options?

I have a Mac mini 2007 (Core 2 Duo) running OS X Lion 10.7.5. It has a 32 bit EFI and does not officially support any newer version of OS X. After a long time, I'm now concerned about not having ...
2
votes
2answers
1k 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 ...
6
votes
7answers
21k views

3rd-party SSDs: enabling TRIM without disabling kext signing

Unfortunately Apple has decided to create kext signing in Yosemite that creates issues for SSDs that require Trim support for optimal function and longevity. Whether this is vendor lock in or not, ...
3
votes
1answer
128 views

How to prevent storing the WiFi password on the recovery partition?

I always wondered how my Mac could connect to the internet when the recovery partition is booted and my main system partition is locked (filevault2). Some googling revealed today (e.g. here, here, ...
0
votes
1answer
52 views

Where does OS X get defaults from in Guest User Web access Parental Controls?

I did not put these here, I don't know where they came from. WHOIS by IP seems to indicate they are from Amsterdam? (149.154.175.50 copy-pastable for anyone who wants to check)
0
votes
0answers
12 views

I see this answer a lot about securing a Jailbroken device, but can't find any answers on how to do it

I see this answer around a lot. But where is the links or information on how to do it? Every time I Google it in sections, it takes me to the same general answer(s). "secure a jailbroken phone by ...
1
vote
2answers
1k 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 ...
-2
votes
0answers
11 views

Stuck without icloud password. No security qestions no rescue email [duplicate]

Ok so i have a iphone 5s and i bought a new sim for it and it didnt work so i restored it by putting it in recovery mode coz i forgot my password and coudnt turn find my iphone of. after i restored it ...
5
votes
1answer
116 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 ...
1
vote
1answer
2k views

Why is the CAcert root certificate not trusted on iOS devices?

I distinctly remember that when I bought my first iPhone and iPad a couple of years back, I was able to install the CAcert root certificate on those devices and iOS would trust the certificate. These ...
-2
votes
1answer
22 views

iCloud login issue [closed]

I have lost my @me.com password and answer to 2nd security question. I have tried many ways but all suggestions ends at verify via email which I have lost password to access and 2nd is answer the ...
2
votes
2answers
7k views

Apple id security questions not allowing me to download apps

I bought an iPhone 4S. I am trying to download apps from the App store but it is not letting me do it. Every time I try to download an app, a window pops up asking me to type in my Apple ID password. ...
4
votes
2answers
10k views

Trying to securely erase hard drive, but Security Options not available (Mavericks)

Recently got a new Macbook Pro 13″ and I'm preparing my old Macbook Air for sale. I'm following steps in the Apple Support article on this topic (as well as other similar articles I've found). I'm ...
-2
votes
3answers
135 views

Killing discoveryd process affected by malware [closed]

There was a malware attack on my system. It has affected the discoveryd process. I do a grep to find the process id for related discoveryd processes. I get the following - _mdnsresponder 6115 ...
0
votes
0answers
8 views

Missing Items From KeyChain Dumps

I'm using the process outlined here to export my OS X keychain items to .csv files. After getting many blank .csv files, I adapted the script using this guy's suggestion. After making this change, ...
2
votes
2answers
1k views

Google Chrome would like to control this computer using Accessibility

I installed LastPass and on restarting Chrome got a notification similar to this: http://superuser.com/questions/657015/google-software-update-would-like-to-control-this-computer-what, except it was ...
16
votes
3answers
48k 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 ...
0
votes
0answers
28 views

How to allow only a specific user to access over network?

I'm trying to make a simple file server using the file sharing feature of OS X Mavericks. Is it possible to allow only a "sharing only" user to access the computer over the network, so that one ...
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 ...
1
vote
2answers
72 views

How to prevent Safari saved passwords being seen with Mac password?

In Safari on OS X via Safari/Preferences/Passwords/ it is possible to view all saved passwords in plain text by entering the Mac password. I want to use a different password. Is this possible? I ...
0
votes
2answers
57 views

How can I upgrade Mac OS without the administrator password?

I recently received an old iMac secondhand. I have no way to reach the original owner. I am trying to upgrade the OS software, but the prompts demand the administrator's name (which is auto-filled) ...
2
votes
1answer
55 views

What information is accessible through iCloud? Can the administrator on my home PC access these files?

Recently my texts were accessed somehow and I'm not exactly sure how this person did it. We share the same PC at home but have separate user accounts with passwords on them. My iCloud and iTunes also ...
3
votes
1answer
8k views

How to protect an iPhone 4s from Internet access?

Is there a way to disable/lock the Wi-Fi network access on an iPhone 4S? Crazy question, I know. But I got my son an iPhone and do not want him to have an Internet access. I disabled his data ...
2
votes
0answers
35 views

Find My iPhone login records

Is there a log of the times we enter iCloud? Like the timestamp of when we login to our iCloud to use Find My iPhone?
0
votes
0answers
23 views

How to prevent AutoOpen feature for apps

Several vendors provide their drivers with AutoOpen feature: image file contains single application SomeApp usually installs drivers or connection manager. I've discovered how it works: Mac OS X ...
1
vote
1answer
120 views

How do I enable DNSSec on OSX? (Or DNSCurve)

I want to support encrypted IPSec communications, and DANE certs in DNS. Notably, DNSSSec is a prerequisite is IPSec (secure IP addresses from DNS) How can I configure my OS X computer to use DNSSec ...
0
votes
0answers
37 views

Messages bug on iOS 8.2, how to clean or restore Messages or iOS?

I have a serious security bug on iOS 8.2 I am able to reproduce. This bug is well known and within Messages. When I start Messages the application displays a white screen for a few seconds and exit ...
0
votes
1answer
31 views

What is the worst thing that will happen if I do not update iTunes to its latest version?

Okay, I like iTunes, and it is a wonderful software. I run it on Windows, unfortunately sometimes when I do update to minor version updates, the whole windows panel of iTunes becomes unresponsive and ...
20
votes
3answers
10k 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 ...