Category "checksum"

Checksum/CRC reverse engineering of Microsoft NDIS packet

I am trying to decode a 42-byte packet which seems to include 2-byte CRC / checksum field This is a Microsoft NDIS packet (type IPX) which is sent in HLK (WHQL)

How to perform checksums during a SFTP file transfer for data integrity?

I have a requirement to perform checksum (for data integrity) for SFTP. I was hoping this could be done during the SFTP file transfer - I realize this could be

Canonical way to checksum downloads in a Dockerfile?

I'm creating a Dockerfile that downloads, builds, installs node.js from source. I'd like to checksum the download before building it, and stop or exit the Dock

4 byte checksum, sum32 algorithm for Epson printers

I'm programming a low level communication with an Epson tm-t88iv thermal printer on a Linux device, which receives only hexadecimal packages. I have read the ma