undefined | Better HN

0 pointscozzyd9y ago0 comments

You can use the SHA-1 of the PDF's to avoid serving the same pdf twice.

0 comments

4 comments · 2 top-level

vgb2k119y ago· 2 in thread

You've been away from HN a few days? The SHA-1 collision example uses PDFs in its demo. Hence other commenter saying SHA 256

jhlgkhkhil9y ago

The OP was almost certainly being sarcastic.

logicallee9y ago

For clarity can you edit your comment to add cozzyd (the OP you mention) - I am sometimes sarcastic but not in this case. I'll then delete this comment.

coulix9y ago

SHA-256 ;)

j / k navigate · click thread line to collapse