Yet another thread on the matter <http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&threadm=9q27k2%24rh%241%40FreeBSD.csie.NCTU.edu.tw&rnum=1&prev=/groups%3Fq%3Drsync%2Bencrypt%26hl%3Den%26lr%3D%26ie%3DUTF-8%26selm%3D9q27k2%2524rh%25241%2540FreeBSD.csie.NCTU.edu.tw%26rnum%3D1>