Legal analysis: The specific confidentiality requirements of key departments are as follows: 1. The staff of the key departments of confidentiality must sign a letter of confidentiality responsibility with their organs and units. Refused to sign the confidentiality responsibility, shall not enter the key departments of confidentiality; 2. Newly hired and transferred personnel in key departments of confidentiality shall receive confidentiality education and training before taking up their posts; 3. Organs and units shall regularly conduct on-the-job security education, supervision and inspection on the staff of key departments of security, and take the staff's compliance with confidentiality discipline, performance of confidentiality obligations and acceptance of security education as an important part of the assessment.

Legal basis: Article 32 of the Secrecy Law of People's Republic of China (PRC), organs and units shall designate institutions involved in state secrets above top secret as secrecy departments, designate special places for centralized production, storage and custody of state secret carriers as secrecy parts, and equip and use necessary technical protection facilities and equipment in accordance with state secrecy regulations and standards.