Tagged Questions

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3
votes
2answers
142 views

What are the implications of linking your Apple ID to your Mac User Account in OS X System Preferences?

What are the various effects, in terms of usability, privacy and security, of storing your Apple ID in 'Users & Groups’ in your Mac System Preferences, like so? E.g., could one effect be not ...
5
votes
2answers
1k views

Strange message in terminal when visiting a website

I have my terminal open most of the time. Today while I was searching for a software, search results took me to http://download.cnet.com. I didn't like the software, closed the page and carried on. ...
0
votes
2answers
117 views

how can i stop the thief from using my iPhone?

My i phone 5 was stolen and i'm freaking out because the thieves keep on using my i phone. i knew this because when i contacted my i phone it answered me. i tried to locate it but it keep on showing ...
1
vote
2answers
77 views

Is my Macbook safe?

So, I own a macbook but I'm unsure whether I need an antivirus software with real-time scanning capability or not. I don't have flash or Java enabled in my browser (using safari). I've configured my ...
2
votes
4answers
611 views

Steps to be done before selling your iPhone

I was curious about the things that we need to do before selling your iPhone or even before giving it back to Apple (Apple has a program where they will refund you some money if you want to get a new ...
1
vote
1answer
269 views

How to elegantly obstruct the iSight lens?

Sometimes you see people placing a sticker over the iSight camera on their MacBook's such that no one can spy on them. This might seem ridiculous, but from a previous answer it is clear that it is ...
1
vote
2answers
645 views

Securely wipe all user data from iBook G4 / OSX 10.4?

I have unearthed an old working iBook G4 which I'd like to clean and then give away. I don't have a copy of 10.4 on hand to install. And I'm not terribly interested in wiping the installed ...
2
votes
4answers
2k 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 ...
5
votes
3answers
2k views

View SSL/TLS certificate in Safari 5+ when no padlock icon shown

According to Apple, With Safari 5 through 5.1.7, a lock icon appears near the top right corner [only] if all of the webpage's content uses a secure connection. That's all very well, but ...
1
vote
2answers
389 views

Get Apple ID security questions over email

I have forgotten the answers to my security questions, but I don't want to/have time to call apple support and have them tell me my questions. Is there any way to maybe reset/get them over email?
2
votes
1answer
57 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 ...
3
votes
2answers
403 views

What are the numerous incoming connections I see on public wifi for?

In general I have incoming connections disabled by my security software (Little Snitch). But even when I do this, on public wifi, I see numerous incoming connections for netbios and mDNSResponder ...
1
vote
2answers
562 views

What are 'com.apple.access_ssh' and 'com.apple.access_screensharing'; can I delete them?

When I examine the list of users and groups on my machine (OSX 10.9) with id I get: uid=501(Rax) gid=20(staff) groups=20(staff) 103(Rax), 12(everyone), 61(localaccounts), ...
1
vote
0answers
13 views

Prevent apps from using wifi without VPN [duplicate]

When I travel and am connecting to public wireless networks (or, really, any wireless network I don't control), I use a VPN (either L2TP with the built-in networking support or OpenVPN with ...
1
vote
2answers
2k views

How to recover a compromised Mac OS 10.8.5

Computer got Safari hijacked by the "police" virus. Temporary solved by using Firefox instead. Questions: Read on numerous forums that you could reinstall OS X by holding down cmd + R keys. ...
2
votes
1answer
350 views

Securely delete guest accounts in OSX

I need a way to securely wipe guest accounts accounts off of my machine. On OSX, guests are automatically deleted on logout, with this deletion being done using the "RM" command. I need a way to alter ...
2
votes
0answers
40 views

Block external storage for a user account

I am doing a proposal for new network where the Macs will be networked, OS X Mavericks + server app Is there any solution to disable external storage USB/Thunderbolt/Firewire/CD/ Bluetooth? ...
0
votes
1answer
76 views

Is the iBooks app sandboxed on Mavericks?

I would like to know if ibooks app on Mavericks is sandboxed. I might read some unsecure ebooks (from internet).
0
votes
0answers
28 views

Where are updated Apple security guidelines for recent OS X versions? [duplicate]

Pardon my paranoia; but with an 80,000-strong[#] global work force, one would think the need to cover important security guidelines for users would easily be met with each new OS X release. Yet a ...
1
vote
0answers
275 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
votes
3answers
140 views

Any way to be sure, that Macs don't come with built-in hardware keyloggers?

What the title says. If this is the case, even if you choose to delete everything OS X related and put entirely Linux in your box; you'd still be screwed. Hardware keyloggers sit between the keyboard ...
6
votes
2answers
1k views

How do I deactivate my microphone and iSight for security reasons?

In OS X 10.8 it is possible to log in via SSH and get access to hardware input devices like microphone and iSight camera. Thus it is possible to remotely record audio and video of other users sitting ...
1
vote
1answer
125 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 ...
4
votes
2answers
4k views

How safe is iCloud Keychain?

Say I installed a malicious app on my iPhone that stole my iCloud password. Can the Keychain be compromised ? Basically, can the keychain passwords be accessed by solely having the iCloud password ? ...
1
vote
1answer
821 views

OSX Firewall: Forwarding Ports & Ignoring Non-Local Requests

On my production Debian server I use this to forward requests that come in to port 80 to a non-root process running on port 8080: sudo iptables -A PREROUTING -t nat -i eth0 -p tcp --dport 80 -j ...
7
votes
2answers
723 views

Mail on OS X: Choose which X.509 certificate to use for signing mails

I've got multiple X.509 certificates from different CA's for different purposes -- for example, one from CAcert.org, and another one from my university. Both have different advantages and ...
1
vote
2answers
104 views

Pf firewall logging

I have pf configured and working with rule sets that are logged. Where is pf logging to? How do I check these logs? How do I configure them?
2
votes
1answer
6k 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
2answers
351 views

Could I trust such a FlashPlayer update?

On the same track than this old question: How do I tell if the Flash Player Installer is a virus? I see a new proposal regularly poping up during my web browsing: Nothing within this installer ...
1
vote
1answer
1k views

Is Java 6 on Mavericks safe to use?

I have some web applications (java applets) which have trouble running with Java 7 and java 64 bit. The tech support wants me to install Java 6 and disable Java 7, here are the instructions: ...
6
votes
3answers
437 views

Can the Macbook's webcam be ON without LED indication?

Was reading some topics online about hackers accessing user's webcams (on Windows) to spy on them etc, and I am now interested to know if I'm at any risk. To make it simple, these are my questions : ...
2
votes
1answer
3k views

Running Java in “Unsafe mode”

Since the last Safari update (I'm on Lion, 10.7.5), I've been unable to connect to a client's VPN. Their VPN runs via a Java network client from Juniper Networks, and it appears to require ...
1
vote
2answers
389 views

Keychain passwords suggestions that I can't remember, how do I log in from a different pc

I hope that I put it right, that you guys understand. Everywhere I read that Keychain can suggest strong passwords and remember them so I don't have to remember them. Works wonderful. The thing is, ...
0
votes
1answer
80 views

Blocking websites for a user account

I want to block certain websites for a user account - but at the same time still allow all the other accounts on the computer to access the sites - whats the best way to do this ? I was looking at ...
3
votes
2answers
142 views

FileVault2 effect on speeds [duplicate]

I would like to know what kind of speed implications using FileVault2 would have on my MBPr (late 2013). As there are much faster SSD's in these machines I want to know whether there is a noticeable ...
6
votes
1answer
3k 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 ...
2
votes
2answers
252 views

How to configure `ipfw` on Lion, Mountain Lion?

I'd like to configure and start ipfw on Macs running Lion, Mountain Lion. I found that pfctl is configured and started with: /etc/pf.conf /System/Library/LaunchDaemons/com.apple.pfctl.plist How is ...
1
vote
2answers
488 views

Software was blocked from opening because it is not from an identified developer

I went to run LibreOffice on my OS X 10.9 and it would not let me install it. It said it was from an unidentified developer. I'm aware of the security features of the Mac and went to System ...
2
votes
1answer
275 views

Why is Mavericks forcing a password reset on every lock screen?

I just upgraded to Mavericks. Now, every time I wake it up from the lock screen or standby and proceed to type in my password it rejects it. To get back in I have to select "switch user", then type ...
5
votes
1answer
415 views

What does Security & Privacy/Accessibility enable?

After upgrading to OS X 10.9 Mavericks, the System Preferences app occasionally opens itself to "Security & Privacy", with "Accessibility" selected. My guess is that one of the apps listed ...
2
votes
1answer
1k views

Adding Apps to “Security & Privacy” Settings (Automatically)

I am looking for a way to automatically add applications to the "Location Services" and "Accessibility" (Mavericks only) lists in the "Security & Privacy" settings pane. Optimally I could just ...
2
votes
1answer
2k views

What does “'Copy Job' would like to control this computer using accessibility features” mean?

Since installing OS X 10.9, I periodically get a message that 'Copy Job' would like to control this computer using accessibility features I believe the source is SuperDuper! (2.7.1), but am unsure ...
6
votes
3answers
37k views

How secure is Activation Lock on iOS 7?

Apple showed this new feature in iOS 7 called Activation Lock, that if you enable "Find My iPhone" on a device that is lost or stolen, a person that finds/gets the iPhone will not be able to wipe it ...
1
vote
0answers
52 views

Prevent data on unsecured wireless, until VPN is connected [duplicate]

There's a lot of good advice around about avoiding connecting to unsecured wireless networks, and using a VPN (for all traffic) if you absolutely must use one. What seems to be missing from this ...
-3
votes
1answer
86 views

Yahoo email account hacked on iPad2

This has happened several times. I have changed my passwords and it's still being hacked. This happened when I was in England and also in Santa Barbara, sending out messages, deleting sent messages. ...
1
vote
1answer
128 views

Remotely disable Macbook Air through network access

My Macbook Air was stolen. The stolen Mac is showing up in Baku, Azerbajan. I don't have the skill to do it myself, but I could imagine that there would be a way to do something nasty. Perhaps a ...
1
vote
3answers
3k 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 ...
4
votes
3answers
508 views

MacBook Air/Pro: run script upon lid close?

How can one configure MacOS (10.8 or higher) to automatically and immediately call a user-designated script (probably a bash script) upon the user closing the display lid of a MacBook Air or Pro? ...
0
votes
1answer
87 views

In Disk Utility, does Secure Erase include the Erase Free Space option

...or do I need to Erase Free Space as well as Erase with secure option. I'm prepping a Mac for resale.
2
votes
1answer
249 views

iMessage Security issue: Typing Status Indicator Actually sends what you are typing?

I have a iPhone4 (iOS 5.0.1 [9A405]), and I noticed that from time to time instead of the typing indicator (...) I can see the part of the future message that I'm just about to receive. Is this a ...