In which step of OPSEC process do you selct and implement tebtative OPSEC measures?

In the OPSEC process, selecting and implementing tentative OPSEC measures occurs during the "Analysis" step. During this phase, you identify vulnerabilities and assess potential threats, leading to the development of specific measures to mitigate risks. These measures are then implemented to protect sensitive information from being exploited by adversaries. Regular reviews and adjustments ensure the effectiveness of the selected OPSEC measures.