Question \#2: PERFORM ALL TASK Task 5. The Caesar cipher sutfers from known-plaintext attacks. Task 1. A computer can lest 24000 keys per minule. How much bime is approoimately Correct. required to try al possible keys if the binary key size is 3 bytes? Wrong Q 40000 seccnds Task 6. There can be independency between a virus spread and the payload it [ 4000 seconds executes on infected systoms 400 seconds Q Correct 40 seconds Wrong 4 seconds 2 Task 2. Which port do you need to open on the firewal to ellow only secure HTTP tratfic to enter the netwerk? D443 80 25 22 Task 7. In IT-Security the acronym ClA stands for: Task 3. To provide integrity and authentication digital signahares use public-key Contidentiality, Integrity, Availebility cryptography. D Confidensiality, Integrity, Access Control Correct D Contidertiality, Identity, Access Control Mhong D Contral, identity. Aocess Control Task 4. One limitation of cne-time peds is the key distritution