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Generate and verify MD5, SHA-1, SHA-256 & SHA-512 hashes of a file.
Inspect and edit any file, main memory, or disk/disk image.
Hex edit, cut, copy, paste, insert, fill, and delete binary data.
Transfer, copy, and move files quickly and securely.
Verify MD5 checksum download codes.
Ensure that your archives are complete and accurate.
Calculate checksums for files via a convenient drag-and-drop interface.
Calculate and compare MD5 sum for your files.
Calculate and verify checksums of files and folders, even whole drives, with just one or two clicks.
Render checksums for PE images.
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.
Want to test out the next version of Android? If you own a Google Nexus device, you're in luck.
Don't want to wait for an update to hit your device? Here's the easiest way to do it yourself.
An Android version of the longtime file compression utility, WinRAR, has arrived in Google Play with a powerful set of archiving tools.
Apple improves Mail compatibility with Gmail, and fixes other security and compatibility issues in the first update to Mavericks, OS X 10.9.1.
If you need more than CRC-32 checksumming options in Disk Utility, a quick hidden preference setting can enable a number of additional options.
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.
Sometimes the Mac App Store caches a corrupt installer, which can cause persistent verification errors. But there's an easy way to fix it.
The finding that Leopard and Snow Leopard users were affected more by the Flashback malware suggests Apple's approach to security on OS X has a notable impact, even if it is an indirect one.
Apple's next iteration of its Macintosh operating system has a new security feature, but how will this help secure your Mac?