Package: srtp-utils

"srtp-utils" package binaries on Debian:

/usr/bin/rtpw /usr/lib/srtp/bin/aes_calc /usr/lib/srtp/bin/cipher_driver /usr/lib/srtp/bin/datatypes_driver /usr/lib/srtp/bin/kernel_driver /usr/lib/srtp/bin/rand_gen /usr/lib/srtp/bin/rdbx_driver /usr/lib/srtp/bin/replay_driver /usr/lib/srtp/bin/roc_driver /usr/lib/srtp/bin/sha1_driver /usr/lib/srtp/bin/srtp_driver /usr/lib/srtp/bin/stat_driver

You may install this package on Debian with apt-get install srtp-utils