公职人员张某某为外国政府充当间谍，成为外国女官员情人并生下两个私生子，私存单位5200份文件，国家安全部披露→

Core Viewpoint - The article highlights the increasing threat of foreign espionage and the various tactics used by foreign intelligence agencies to recruit and manipulate individuals for information gathering, emphasizing the need for vigilance against such "scams" [1] Group 1: Espionage Tactics - Foreign intelligence agencies employ methods such as financial incentives, emotional manipulation, and intimidation to recruit individuals [1] - The article presents several case studies illustrating how individuals fell victim to these tactics, often under the guise of friendship or romantic relationships [1][3] Group 2: Case Studies - A case involving a student, referred to as Xiao Zhe, who was manipulated by an older woman posing as a senior student, leading him to provide nearly 100 pieces of sensitive military information in exchange for 45,000 yuan [3][6] - Another case features Zhang, who, after developing a personal relationship with a foreign diplomat, became a spy and illegally stored 5,200 classified documents, resulting in a death sentence with a two-year reprieve [5][7] - A third case describes Li, who, seeking part-time work, was lured into espionage activities by a foreign contact named "Fei Ge," ultimately leading to severe legal consequences [8] - Similarly, Huang, who engaged in photography near a military port, was caught providing sensitive images to a foreign agent, resulting in a 14-year prison sentence [9]