CREST CPSA (2025) Actual exam test
comprehensive questions and verified
answers
Transmission Control Protocol - 📌📌- TCP
User Datagram Protocol - 📌📌- UDP
FTP - 📌📌- Port 21
File Transfer Protocol - 📌📌- FTP
SSH - 📌📌- Port 22
Secure Shell - 📌📌- SSH
Telnet - 📌📌- Port 23
SMTP - 📌📌- Port 25
Simple Mail Transfer Protocol - 📌📌- SMTP
TACACS - 📌📌- Port 49
Terminal Access Controller Access Control System - 📌📌- TACACS
DNS - 📌📌- Port 53
Domain Name System - 📌📌- DNS
DHCP (Server) - 📌📌- Port 67 (UDP)
DHCP (Client) - 📌📌- Port 68 (UDP)
Dynamic Host Configuration Protocol - 📌📌- DHCP
TFTP - 📌📌- Port 69 (UDP)
Trivial File Transfer Protocol - 📌📌- TFTP
HTTP - 📌📌- Port 80
,A computer network authentication protocol that works on the basis of tickets to
📌📌
allow nodes communicating over a non-secure network to prove their identity to
one another in a secure manner - - Kerberos
POP3 - 📌📌- Port 110
Post Office Protocol version 3 - 📌📌- POP3
RPC - 📌📌- Port 111
Remote Procedure Call - 📌📌- RPC
NTP - 📌📌- Port 123
Network Time Protocol -📌📌- NTP
Windows RPC (EPM) - 📌📌- Port 135
RPC over HTTPS - 📌📌- Port 593
SMB - 📌📌- Port 445
Server Message Block - 📌📌- SMB
NetBIOS (name services) - 📌📌- Port 137 (UDP)
NetBIOS (datagram services) - 📌📌- Port 138 (UDP)
NetBIOS (session services) - 📌📌- Port 139
Network Basic Input/Output System - 📌📌- NetBIOS
IMAP - 📌📌- Port 143
Internet Message Access Protocol - 📌📌- IMAP
SNMP - 📌📌- Port 161 (UDP)
Simple Network Management Protocol - 📌📌- SNMP
BGP - 📌📌- Port 179
Border Gateway Protocol - 📌📌- BGP
A standardized exterior gateway protocol designed to exchange routing and
, LDAP - 📌📌- Port 389
Lightweight Directory Access Protocol - 📌📌- LDAP
HTTPS - 📌📌- Port 443
Internet Key Exchange (IKE) (used with IPSec)
ISAKMP - 📌📌- Port 500 (UDP)
Internet Security Association and Key Management Protocol - 📌📌- ISAKMP
Syslog - 📌📌- Port 514 (UDP)
RIP - 📌📌- Port 520
Routing Information Protocol - 📌📌- RIP
DHCPv6 (client) - 📌📌- Port 546
DHCPv6 (servers) - 📌📌- Port 567
SMTP - 📌📌- Port 587
VMWare - 📌📌- Port 902
Socks Proxy - 📌📌- Port 1080
LDAPS - 📌📌- Port 636
VPN - 📌📌- Port 1194
MS-SQL - 📌📌- Port 1433
MS-SQL (monitoring) - 📌📌- Port 1434
Oracle - 📌📌- Port 1521
DameWare - 📌📌- Port 1629
NFS - 📌📌- Port 2049
Network File System - 📌📌- NFS
comprehensive questions and verified
answers
Transmission Control Protocol - 📌📌- TCP
User Datagram Protocol - 📌📌- UDP
FTP - 📌📌- Port 21
File Transfer Protocol - 📌📌- FTP
SSH - 📌📌- Port 22
Secure Shell - 📌📌- SSH
Telnet - 📌📌- Port 23
SMTP - 📌📌- Port 25
Simple Mail Transfer Protocol - 📌📌- SMTP
TACACS - 📌📌- Port 49
Terminal Access Controller Access Control System - 📌📌- TACACS
DNS - 📌📌- Port 53
Domain Name System - 📌📌- DNS
DHCP (Server) - 📌📌- Port 67 (UDP)
DHCP (Client) - 📌📌- Port 68 (UDP)
Dynamic Host Configuration Protocol - 📌📌- DHCP
TFTP - 📌📌- Port 69 (UDP)
Trivial File Transfer Protocol - 📌📌- TFTP
HTTP - 📌📌- Port 80
,A computer network authentication protocol that works on the basis of tickets to
📌📌
allow nodes communicating over a non-secure network to prove their identity to
one another in a secure manner - - Kerberos
POP3 - 📌📌- Port 110
Post Office Protocol version 3 - 📌📌- POP3
RPC - 📌📌- Port 111
Remote Procedure Call - 📌📌- RPC
NTP - 📌📌- Port 123
Network Time Protocol -📌📌- NTP
Windows RPC (EPM) - 📌📌- Port 135
RPC over HTTPS - 📌📌- Port 593
SMB - 📌📌- Port 445
Server Message Block - 📌📌- SMB
NetBIOS (name services) - 📌📌- Port 137 (UDP)
NetBIOS (datagram services) - 📌📌- Port 138 (UDP)
NetBIOS (session services) - 📌📌- Port 139
Network Basic Input/Output System - 📌📌- NetBIOS
IMAP - 📌📌- Port 143
Internet Message Access Protocol - 📌📌- IMAP
SNMP - 📌📌- Port 161 (UDP)
Simple Network Management Protocol - 📌📌- SNMP
BGP - 📌📌- Port 179
Border Gateway Protocol - 📌📌- BGP
A standardized exterior gateway protocol designed to exchange routing and
, LDAP - 📌📌- Port 389
Lightweight Directory Access Protocol - 📌📌- LDAP
HTTPS - 📌📌- Port 443
Internet Key Exchange (IKE) (used with IPSec)
ISAKMP - 📌📌- Port 500 (UDP)
Internet Security Association and Key Management Protocol - 📌📌- ISAKMP
Syslog - 📌📌- Port 514 (UDP)
RIP - 📌📌- Port 520
Routing Information Protocol - 📌📌- RIP
DHCPv6 (client) - 📌📌- Port 546
DHCPv6 (servers) - 📌📌- Port 567
SMTP - 📌📌- Port 587
VMWare - 📌📌- Port 902
Socks Proxy - 📌📌- Port 1080
LDAPS - 📌📌- Port 636
VPN - 📌📌- Port 1194
MS-SQL - 📌📌- Port 1433
MS-SQL (monitoring) - 📌📌- Port 1434
Oracle - 📌📌- Port 1521
DameWare - 📌📌- Port 1629
NFS - 📌📌- Port 2049
Network File System - 📌📌- NFS
