The Short Version
Single Sign-On (SSO) is an authentication scheme that allows a user to log in with a single id and password to any of several related, yet independent, software systems.
The Everyday Analogy
Think of it like a master key that opens every door in an office building.
Why it matters
Understanding this concept is crucial for protecting your digital identity and recognizing modern cyber threats before they cause damage.
Other Dictionary Terms
Access Control List (ACL)
A list of rules that specifies which users or systems are granted or denied access to a particular object or system resource.
Dictionary TermAdvanced Persistent Threat (APT)
A stealthy threat actor, typically a nation state or state-sponsored group, which gains unauthorized access to a computer network and remains undetected for an extended period.
Dictionary TermARP Spoofing
A type of attack in which a malicious actor sends falsified ARP (Address Resolution Protocol) messages over a local area network.