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Verifying checksums on Windows systems - correctly

Posted here, since the Fedora people apparently can't be bothered to fix their documentation.

In January 2016 I came across this question on StackOverflow, asking about an OutOfMemory error when validating the SHA256 checksum of a Fedora ISO image. The Fedora documentation suggested reading the full file and then calculating the checksum from the bytes:


Why anyone would even want to read an entire ISO image into memory for a checksum calculation is beyond me. The recommended way of doing this is to open the file as a stream and calculate the checksum on that stream:

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Posted 00:53 [permalink]