Hi Emeric, > Sounds like a regression: how was this supposed to work before the 5.0.2 version? It never did. Apparently, you are the first one to use these algorithms (at least without specifying an explicit PRF). Pushed a fix to master [1]. Regards, Tobias [1] http://git.strongswan.org/?p=strongswan.git;a=commitdiff;h=b1ef481ce