Hello Erik, I would say that we can disable both things. We do not encourage people to add any SDRs and we do not need any PKCS#11 support here either. rngd isn’t very useful at all any more, and we should not encourage people to feed arbitrary entropy into their pools. -Michael > On 5 Oct 2020, at 17:31, ummeegge wrote: > > Hi all, > am currently updating the rng-tools and there are some new compile > options needed to compile it. > > --without-pkcs11 Disable pkcs11 support. > --without-rtlsdr Disable rtlsdr support. > > so a question arises for me, should we enable Smartcards --> > https://github.com/OpenSC/OpenSC/wiki > and also DVB dongles as entropy resources --> > https://github.com/librtlsdr/librtlsdr > for the rng-tools --> https://github.com/nhorman/rng-tools/releases in > IPFire, whereby two new libs are needed ? > > Best, > > Erik >