topic Hash256 security? in QlikView https://community.qlik.com/t5/QlikView/Hash256-security/m-p/875530#M659472 <HTML><HEAD></HEAD><BODY><P>Hi! Does Qlikview hash256 use SHA-2 function? <A href="http://en.wikipedia.org/wiki/SHA-2" title="http://en.wikipedia.org/wiki/SHA-2">SHA-2 - Wikipedia, the free encyclopedia</A></P><P>I need to be quite sure that hashed data can not be reversed back to original. Original data is 5-12 characters long and if hashing with 256 bit it should be ok?</P></BODY></HTML> Tue, 21 Apr 2015 12:48:04 GMT 2015-04-21T12:48:04Z Hash256 security? https://community.qlik.com/t5/QlikView/Hash256-security/m-p/875530#M659472 <HTML><HEAD></HEAD><BODY><P>Hi! Does Qlikview hash256 use SHA-2 function? <A href="http://en.wikipedia.org/wiki/SHA-2" title="http://en.wikipedia.org/wiki/SHA-2">SHA-2 - Wikipedia, the free encyclopedia</A></P><P>I need to be quite sure that hashed data can not be reversed back to original. Original data is 5-12 characters long and if hashing with 256 bit it should be ok?</P></BODY></HTML> Tue, 21 Apr 2015 12:48:04 GMT https://community.qlik.com/t5/QlikView/Hash256-security/m-p/875530#M659472 2015-04-21T12:48:04Z