Before revision: In environments where the authenticity of the identifier can not be verified easily enough (for example, the IT staff of workplace or educational facility might be hard to reach), the users tend to blindly trust the identifier of the opposing endpoint.
After revision: In environments where the authenticity of the identifier cannot be verified easily enough (for example, the IT staff of workplace or educational facility might be hard to reach), the users tend to blindly trust the identifier of the opposing endpoint.