accidentally stumbled upon this info today about RNG

wiki/src/blueprint/randomness_seeding.mdwn

@@ -206,6 +206,14 @@ it's not the case. One downside is, that observing the entropy pool costs
 randomness, so this may have to be implemented with care or is worth
 discussing/researching the costs/benefits.
 
+## Also see
+
+[https://0xacab.org/schleuder/schleuder/issues/194]
+The federal office for IT security in Germany analysed the rng in linux
+kernel 4.9 and all changes made up to 4.17:
+https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/LinuxRNG/LinuxRNG_EN.pdf?__blob=publicationFile&v=10
+and checking for available entropy: [https://salsa.debian.org/tookmund-guest/pgpcr/issues/16]
+
 ## Related tickets
 
 This is about [[!tails_ticket 7642]], [[!tails_ticket 7675]],