Here is a list of links I stumbled into and found interesting. Usually related to Crypto/Security although it could be anything. You can also suggest me something.

06/12/2017 06/10/2017 06/08/2017 06/07/2017 06/06/2017
introduction to tweakable ciphers

summerschool-croatia.cs.ru.nl June 2017

06/05/2017 06/01/2017 05/31/2017 05/30/2017
Floating point numbers

0xax.blogspot.co.uk May 2017

05/26/2017
sha1 + sha1 = sha2

www.pythian.com May 2017

Propose a link