When you download application installers and other files from the Internet, you may see a verification checksum associated with it. Here is how to use that number.
If you need more than CRC-32 checksumming options in Disk Utility, a quick hidden preference setting can enable a number of additional options.
This could be the biggest holiday yet for online shopping, with several retailers offering week-long sales online. Also, tablets look to be a hot tech gift for 2013 and the FDA orders 23andMe to stop selling DNA testing kits.
If you would like to verify two copies of files or two mirrored directories, there are some Terminal commands that will let you do just that.
After downloading the OS X Lion installer from the Mac App Store, some people are finding the installer cannot be verified and will not run.
In the wake of problems involving faked certificates, the browser maker wants certificate authorities to adopt a standard on baseline requirements to ensure trustworthiness.
OS X does not provide a way to monitor XProtect updates, but you can set up a custom script to do so.
Secret demands mark escalation in Internet surveillance by the federal government through gaining access to user passwords, which are typically stored in encrypted form.
Latest data dump purportedly includes 860,000 e-mail addresses and 75,000 unencrypted credit card numbers.