A browser-based link is a web invitation that opens a session in a browser instead of requiring a dedicated app or a full account. It is often used for guest access, quick meetings, or temporary participation in a protected service. The link itself becomes the access token: whoever has it may be able to join the session.
In cyber security, this matters because the link sits at the boundary between convenience and control. Defenders need to think about link generation, expiration, revocation, and whether the link is tied to a specific device, user, or time window. If a browser-based link is forwarded, reused, guessed, or left active too long, it can expose a private session even when the underlying communication is encrypted. Strong implementations add validation, host approval, and clear session limits so the invitation is easy to use without becoming an open door.