Calculating and validating nmea checksums

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Due to these security concerns, the newer SHA-2 is considered the best cryptographic hash function since no attack has been demonstrated on it as of yet.As you can see in the screenshot above, the ISO file I am trying to download from Microsoft has a SHA1 checksum listed.

For this to work you'll need to be using a browser that supports Java Script and DHTML (most modern browsers do).Once I download the file, I would use a checksum calculator to verify the integrity of the file.About 99.9% of the time, you really don’t need to care or worry about checksums when downloading files off the Internet.However, if you are downloading something sensitive like anti-virus or privacy software like Tor, it’s probably a good idea to verify the checksum because hackers can create malware-infested versions of critical software in order to gain full access to a system.There are a ton of different utilities for calculating checksums and I’ll mention only one or two here since the good ones can create multiple hashes for you and can also verify hashes.

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