What would be a reason to decrease the security association lifetime on a router?
A.
To ease the workload on the router CPU and RAM
B.
To give a potential hacker less time to decipher the keying
C.
To improve Perfect Forward Secrecy (PFS)
D.
If the lifetime of the peer router on the other end of the tunnel is shooter, the lifetime on the local router must be decreased so that the SA lifetime of both routers is the same.