Re: [xsl] Merkle Tree Algorithm and SHA-256

["Adam Retter adam.retter@xxxxxxxxxxxxxx" <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx>]

Maybe this - http://expath.org/spec/crypto/editor

On Sun, 5 Jan 2020, 18:43 Vasu Chakkera vasucv@xxxxxxxxx, <
xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote:

> Hello All,
> Wish you all a very happy new year..
> I am having to do a Merkle Tree algorithm for doing the checksum of files
> when moving files from to AWS from the local network ( on-prem) . I have a
> number of solutions for this. Using Java, Node JS etc. While I was
> implementing this, I couldn't stop thinking about the similarity of the
> Merkle Tree and XML tree and how we can implement this using XSLT. The
> following is the representation of Merkle tree
> https://en.wikipedia.org/wiki/Merkle_tree#/media/File:Hash_Tree.svg
>
> My XSLT script in general is ready except for the hash part, and I am not
> sure if there is a way to execute SHA-256 on the files using XSLT.  My
> script serializes an XML Tree and creates hash attributes for each of the
> nodes.
>
> If anyone has implemented sha-256 hashing from XSLT, I would like to know.
> Alternatively I would have to write something up in Java and call it from
> XSLT.
>
> Vasu
>
>
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