You are viewing this page in an unauthorized frame window.
This is a potential security issue, you are being redirected to https://csrc.nist.rip.
An unofficial archive of your favorite United States government website
Official websites do not use .rip
We are an unofficial archive, replace .rip by .gov in the URL to access the official website. Access our document index here.
We are building a provable archive!
A lock () or https:// don't prove our archive is authentic, only that you securely accessed it. Note that we are working to fix that :)
SHA-BL component implements one SHA hash size only to reduce cryptographic complexity of Boot Loader as far as possible. BL SHA is needed by Boot Loader for software integrity tests.