Differentiate between trusted-source-security and antispoofing-security techniques.

trusted-source security is more reliable in most situations.
antispoofing security also decapsulates, while trusted source security does not.
antispoofing security checks whether the sender is in-network; trusted-source security does not.
trusted-source security checks ip addresses, while antispoofing security does not.

A spoof is a the source address of an incoming packet is changed to make it appear as if it is coming from a known, trusted source. Anti-spoofing, which is sometimes spelled anti-spoofing, is sometimes implemented by Internet Service Providers (ISPs) on behalf of their customers.A spoof is a the source address of an incoming packet is changed to make it appear as if it is coming from a known, trusted source.
Trusted source security is more reliable due to the fact that its well known and of course it state's in it that it can be trusted.
A.

The output will be i am so excited!