Wrote detailed answers in response to questions related to Grin++ audit (copy paste keybase://chat/grincoin#general/9703 in a browser) and funding wallet projects(keybase://chat/grincoin#general/9736)
Lots of time spent on evaluating replay attacks, including documents like this (keybase://chat/grincoin#dev/7104)
Security related work
Edit: Keybase linking seems not to be supported in discourse forum