Question: 5 they know not, neither will they understand; they walk on in darkness: all the foundations of the earth are out of course.
Answer: --> 5 They know not, neither will they understand; they walk on in darkness: all the foundations of the earth are out of course.

Question: the structure and effectiveness of these rules vary considerably, however.
Answer: --> The structure and effectiveness of these rules vary considerably, however.

Question: wen xu and wushi of keenteam discovered that users allowed to create ping sockets can use them to crash the system and, on 32-bit architectures, for privilege escalation.
Answer:
--> Wen Xu and wushi of KeenTeam discovered that users allowed to create ping sockets can use them to crash the system and, on 32-bit architectures, for privilege escalation.