Questions tagged [macos]

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

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votes
7answers
8k views

Convenient cross-platform help on checking secure hashes like SHA-256

It is often helpful to be able to obtain a good cryptographic checksum of a file, e.g. the SHA-256 hash. This can be used to verify file integrity, so long as you have a reliable source for the hash. ...
8
votes
3answers
662 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 ...
7
votes
1answer
40k views

kadmin problem: "Client not found in Kerberos database while initializing kadmin interface"

I'm having problems setting up Single Sign On on my Mac (Snow Leopard). My program was giving the error accept_sec_context: Unspecified GSS failure. Minor code may provide more information: \ Key ...
3
votes
2answers
6k views

LDAP Security problems?

I have installed many Active Directory (AD) based networks and have applied various standard security templates based on best practices, however I have never really looked at LDAP on a deeper level ...
20
votes
7answers
6k 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 ...
5
votes
1answer
2k views

Is there a viable open source antivirus for OS/X? [closed]

I am interested in finding an antivirus program for the Mac, but not one from Symantec, because I don't trust them. I wonder if perhaps there is an open source solution for antivirus for OS/X? Or ...
5
votes
1answer
241 views

xml library vulnerabilities, regarding post-exploitation

there was some arbitrary code execution that occurred on my os x 10.5 system. this came as a result of opening an xls file with excel for mac. the vnc type program that came with office for mac was ...
1
vote
2answers
2k views

TCP / UDP port monitoring programs for mac?

Does anyone know of a free and effective port monitor for mac? Also, can a laymen, in relatively short order, learn to use such software to detect and thus prevent unauthorized remote access/control ...
8
votes
1answer
1k 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 ...
6
votes
4answers
761 views

What do you do to protect data on a Macbook in the event of theft/loss of the device?

What setup do you recommend to protect data on a MacBook in the event of theft/loss of the device? I'm specifically interested in Macs here, rather than laptops generally, and in concrete ...
11
votes
4answers
2k views

What firewall settings on a Macintosh are the most restrictive, while still permitting casual internet use?

I don't want this to be subjective, so I'll try to make the requirements as clear as possible. On a Mac with Snow Leopard, how can I set up the firewall rulesets that allow ONLY: Using the internet ...
8
votes
4answers
1k views

What FDE (with hardware encrypted drives) for OS X works?

I'm trying to get all of our laptops doing FDE (as I'm sure lots of you are), and I've run into a problematic spot. Our Windows and Linux laptops are Dells, and they have some good BIOS integration ...
8
votes
4answers
2k views

Verify Mac firmware is not hacked...how to do?

I have a late model Mac computer. I allowed someone to plug in a USB drive, and my network activity changed afterwards. Normally, Little Snitch will report every app that uses the internet. Every ...

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