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TLS (Transport Layer Security)
Encryption
The tech that makes HTTPS secure.
Definition
TLS is a security protocol that encrypts traffic and helps confirm the identity of servers (and sometimes clients).
In plain English
The tech that makes HTTPS secure.
Why this matters
Why it matters: It prevents others on the network from reading or changing what you send.
Example
Example: When you visit an HTTPS website, your browser uses TLS.