Mac OS X is a series of Unix-based graphical interface operating systems developed, marketed, and sold by Apple Inc.

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42
votes
5answers
47k views

What can an attacker do with Bluetooth and how should it be mitigated?

What are the security risks of Bluetooth and what technologies and best practices should be used to protect my device? What can an attacker do once a malicious device is paired with mine? ...
50
votes
8answers
13k views

Should I get an antivirus for my Mac?

There are some people saying that people should use an antivirus software on Mac. And there are thousands of people claiming that Macs don't get viruses (under this term I mean spyware / malware as ...
58
votes
7answers
6k views

Can “cat-ing” a file be a potential security risk?

I often use cat on the console to view the contents of files, and every now and then I accidentally cat a binary file which basically produces gibberish and system beeps. However today I've ...
41
votes
3answers
23k views

Are ordinary OS X desktops at risk from bash “shellshock” bug (CVE-2014-6271)?

I've recently heard via Twitter about CVE-2014-6271. Are ordinary OS X desktops, that aren't acting as a web server, at risks of receiving attacks that could exploit this vulnerability?
23
votes
1answer
9k views

Mac OS X from an IT Security Practitioners' Perspective? [closed]

What does the Mac OS X offer that it has been recently attracting users with IT security focus? There are sites that specifically focus on "hacking" with OSX, such as machacking.net. Defcon has an ...
14
votes
1answer
4k views

Does the GHOST vulnerability affect Macs?

Although the vulnerability targets Linux, I have read that it is really a glibc vulnerability, and some sites suggest that one should install a fix on any platform. I know that there are a lot of ...
7
votes
2answers
6k views

Need help identifying the OSX process that's generating strange network traffic

Since the past few days, I noticed that my router was a bit slow, and was restarting by itself at times. When looked at it's logs, they had entries like: Friday Jul 13 13:09:02 2012 1 Blocked by DoS ...
7
votes
2answers
888 views

Mac OSX: What is the safest way to access an unknown USB storage?

Let's say a friend gives me a SD-card which I'm not sure is safe (i.e. it may contain malware), what is the safest way to access this card on a Mac OSX? E.g. Is it possible to create a sandbox in ...
8
votes
3answers
519 views

Secure cleaning of deleted files

So I know how to secure delete files. But at our company, we have a laptop which had many important documents, which now have been deleted, but not in a secure way. We can't perform a full format of ...
2
votes
1answer
5k views

What method of secure erase is sufficient for MacBook Pro SSD Drives? [duplicate]

I would like to securely erase the hard drive of a SSD in a MacBook Pro. The Disk Utility does not give me the option to wipe this drive even when I boot into the System Partition. (it is greyed out)...
7
votes
2answers
541 views

Using FileVault on a Mac with existing data

I have recently got a Mac which I have started using already without any encryption while looking for the best solution. I have come to the conclusion that using Mac's own file encryption technology ...
49
votes
6answers
10k views

Am I at risk if I let someone charge their Android phone from my MacBook through a micro USB cable?

Someone connected their Android phone to my MacBook and it made me think if this has put my MacBook at risk. It was for 3 seconds and I was in control of the MacBook the whole time.
19
votes
6answers
4k views

How can I protect my computer from my potentially malicious colleagues?

So, I work in this small company (10 people) where we do stuff in programming, for various platforms. I started recently working there (2 months) right after I graduated. My work is not exactly ...
16
votes
6answers
14k views

How secure is FileVault 2 while the computer is in sleep mode?

How secure is Apples disk encryption FileVault 2 when someone has physical or network access while the computer in sleep mode or is running a screen saver? Are there ways to circumvent FileVault 2 ...
14
votes
2answers
6k views

Is Apple's push notification service implementation vulnerable to a MitM attack

Recently(more info) I've spotted a strange message in the logs on my quite recent, fresh installation of OS X Mavericks 10.9.2 Apr 27 15:26:47 Ivans-MacBook-Pro.local apsd[194]: Unrecognized leaf ...
7
votes
3answers
9k views

How to patch Bash on OSX in wake of “shellshock”? [duplicate]

My Mac is vulnerable, as this test shows: x='() { :;}; echo VULNERABLE' bash -c : (source) I am using the version of bash that came with it. I also use Homebrew. What is the preferred way to patch ...
4
votes
1answer
441 views

Security implications for two applications communicating with TCP/IP on localhost

Considering this for the local loopback connection: - It is implemented entirely within the operating system's networking software and passes no packets to any network interface controller. If ...
1
vote
2answers
6k views

Unrecognized leaf certificate

Every 15 minutes or so I get this message in my system.log Apr 25 22:05:36 Ivans-MacBook-Pro.local apsd[194]: Unrecognized leaf certificate Apr 25 22:20:57 Ivans-MacBook-Pro.local apsd[194]: ...
8
votes
1answer
573 views

How can I secure my log files?

I have a cool tool that displays my syslog and kernellog on my mac's desktop. This has me concerned about what is written in them - I'm staring to feel like they are creating a hole in my privacy. I ...
3
votes
2answers
279 views

Chrome: Found a crash, is it a security vulnerability?

I have been able to make Google Chrome crash, and I was wondering if there are tools or heuristics to determine whether or not the crash is a security vulnerability. How can I determine if a Chrome ...
3
votes
0answers
2k views

What is a self-contained cross-platform encryption for USB drive? [closed]

I'm trying to find self-contained encryption solution for USB drives while at the same time being platform independent. For example, Windows' BitLocker only works on Windows and not on OS X or Linux. ...
0
votes
1answer
46 views

Potential FileVault problems in my setup

After FBI vs. Apple, I have a few questions about the security of my data. Here's my setup: AppleID is connected to local account I don't remember exactly, but I think I have selected option "Allow ...
0
votes
1answer
6k views

How to install Metasploit on Mavericks + MacPorts? [closed]

I would like to install Metasploit on an hardened OS. For this purpose I chose Mavericks just because I'm able to harden this OS pretty far. I would like to install Metasploit with MacPorts because ...
7
votes
3answers
2k views

Who (which process) is calling curl?

On my mac (Lion), I know that curl is bing used by some unknown process to communicate with a server. Basically I installed little Snitch and find out that "somebody" is using curl periodically. ...
6
votes
7answers
2k views

Safe to connect to external drive?

A customer provided an external drive (USB 2.0 and Firewire 800 connections), and wants me to copy files onto the drive. The drive is not new. I have no particular reason to suspect the customer ...
3
votes
1answer
1k views

Is Dual Factor possible during boot with whole disk encryption on Mac FileVault 2

Mac FileVault 2 is the default disk encryption for newer Macs that occurs in the EFI pre-boot phase. The challenge here is that most smartcard drivers are loaded after the OS loads. Is anyone aware ...
3
votes
1answer
754 views

How is Facebook accessing my iPhone texts in order to recommend friends?

I have noticed that Facebook has been recently recommending people who have texted me. It has been able to connect their number (I believe most of these people are using iPhone) and connect their ...
2
votes
2answers
2k views

Export non-extractable private key from Keychain on OS X

I have a PKI certificate in Keychain Access.app on OS X 10.9, together with the private key. The manual page for /usr/bin/security indicates that there is a -x option for security import to specify ...