Which two conditions must the engineer take into account?

Refer to the exhibit.

An engineer working for private Service Provider with employee id: 3948:11:613 is configuring the BGPsec framework.

Which two conditions must the engineer take into account? (Choose two.)
A . BGPsec uses IPsec tunnel for security.
B . The BGPsec framework secures the AS path.
C . In BGPsec. all route advertisements are given an expiry time by the originator of the route.
D . Private keys are part of the router key pair used to sign route updates.
E . In BGPsec. route advertisements are not given an expiration time by the originator of the route.

Answer: B,C

Explanation:

https://tools.ietf.org/html/rfc8374#section-3.2