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SHA256

Explainer: checksums, CRCs, hashes and cryptography

What are checksums, CRCs and hashes? What is required for a hash to be cryptographic, and how any of these affect your Mac? Some answers and explanations.

July 10, 2021 Macs, Technology

cintch checks file integrity from the command line

This can now be incorporated into your own scripts, to check the integrity of important files automatically.

May 27, 2020 Macs, Technology

Drag and drop for file integrity checks with Fintch

A nimbler version of Dintch is designed to drag and drop files and smaller folders to tag then and check their integrity.

April 15, 2020 Macs, Technology, Updates

The way ahead with integrity checks, and Dintch 1.1 adds timestamps

More about checking the integrity of files on macOS, with a new version of a free utility, news of the next apps, and error-correcting code perhaps?

April 13, 2020 Macs, Technology

File Integrity 3 : Where to store digests?

To check the integrity of important documents, we’re going to calculate their SHA256 digests. But where should those be stored if HFS+ and APFS don’t have a suitable attribute?

April 8, 2020 Macs, Technology

File Integrity 2 : Which digest?

If macOS can’t do it, how should we check the integrity of important files? Use a checksum, or a hash function? And which?

April 6, 2020 Macs, Technology
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