Cryptoapi is only for 2.4 kernels, which was dropped from tree some time ago. Also, package is marked maintainer-needed. @treecleaners, I think we should drop it.
Fell free to take care of this removal yourself ;)
Ok, masked for now...
Don't forget to send an announcement and list alternative packages if possible. See the guidelines http://www.gentoo.org/proj/en/qa/treecleaners/policy.xml
Removed from tree