node-shasum - 1.0.2-2 main

This package emulate the well know function sha1sum of Node.js in pure
javascript allowing one to use this function in browser context.
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In cryptography field, SHA-1 (Secure Hash Algorithm 1) is a cryptographic
hash function designed by the United States National Security Agency
and is a U.S. Federal Information Processing Standard published by the
United States NIST, SHA-1 produces a 160-bit (20-byte) hash value
known as a message digest. A SHA-1 hash value is typically rendered as
a hexadecimal number, 40 digits long.
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This a dependency of browserify
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Node.js is an event-based server-side JavaScript engine.