More relevantly than Sharia, here's the actual text of Libya's anti-pornography/prostitution law (in Arabic), Law No. 56 of 1970 "On the Protection of Public Morals": http://www.aladel.gov.ly/main/modules/sections/item.php?item...

Nothing in there about the Intertubes, of course, and it's quite vague about exactly what constitutes pornography, but basically, you need a license from the Ministry of the Interior or the Ministry of Local Government, and if you violate it they can throw you in jail for three to six years and fine you.