SaaS
Software as a Service
SAML
Security Assertion Markup Language
SAN
Storage Area Network
SASE
Secure Access Service Edge
SC
Subscriber Connector
SCADA
Supervisory Control and Data Acquisition
SDN
Software-defined Network
SD-WAN
Software-defined Wide Area Network
SFP
Small Form-factor Pluggable
SFTP
Secure File Transfer Protocol
SIP
Session Initiation Protocol
SIEM
Security Information and Event Management
SLA
Service-level Agreement
SLAAC
Stateless Address Autoconfiguration
SMB
Server Message Block
SMTP
Simple Mail Transfer Protocol
SMTPS
Simple Mail Transfer Protocol Secure
SNMP
Simple Network Management Protocol
SOA
Start of Authority
SQL
Structured Query Language
SSE
Security Service Edge
SSH
Secure Shell
SSID
Service Set Identifier
SSL
Secure Socket Layer