The phrase "an example of security" is correct and usable in written English.
It can be used when discussing a specific instance or illustration that demonstrates a concept related to security.
Example: "The recent data breach serves as an example of security vulnerabilities that organizations must address."
Alternatives: "a case of security" or "a demonstration of security".
It is a dangerous precedent and an example of national security extremism.
Sharm el-Sheikh may well not be an example of best security practice, but it does not stand alone".
Why is an F-16 flying over an American city an example of a security measure that creates its own risks?
As an example of new security measures that have hindered bomb stewards' work, Dr. Michael Bernardin, a senior weapons designer at Los Alamos, cited the suspension of the so-called two-hour rule involving computer security after an incident in June when two hard drives containing nuclear data were lost and later recovered at Los Alamos.
For an example of those security nightmares, look no further than the National Archive and Recording Administration NARAA).
Assange went on to call Lind's ruling "the first ever espionage conviction against a whistleblower," and, in turn, "a dangerous precedent and an example of national-security extremism".
Even so, Dr. Nelson, who recently retired from the Jet Propulsion Laboratory, a research facility operated by the California Institute of Technology under a contract with NASA, stands out as a glaring example of security lapses involving personal data, privacy advocates say.
"The director of central intelligence is not above the rules, and indeed the director of central intelligence should be an example of respect for security," said Mr. Deutch, who was the subject of a criminal investigation over the security lapses that ended with a decision by the Justice Department not to prosecute him.
(Among the things Mr. Miller became known for during the campaign: citing East Germany as an example of effective border security).
