Which two statements are true about the SYN cookie Junos Screen option? (Choose two.)

A.
The SYN cookie mechanism is stateless; therefore, the initial three-way handshake can
complete before a session table entry is completed.

B.
The SRX device will implement the SYN cookie mechanism on all connections once SYN
cookies are enabled.

C.
The SYN cookie mechanism uses a cryptographic hash, which can detect spoofed source
addresses.

D.
SYN cookie protection can stop UDP floods as well as TCP floods.