To use starttls, get next package.

http://www.unixuser.org/~ueno/tmp/starttls-0.2.tar.gz

To use DL modules(md5 and sha1), get next package.

Original:
ftp://opaopa.org/pub/elisp/hmac-0.2.tar.gz

GPL2 version:
http://www.unixuser.org/~ueno/tmp/hmac-dl-0.1.tar.gz