The following are some cases of celebrities or public figures who have been widely discussed due to the leakage of private emails and social media information, as well as the subsequent impact of these incidents. It should be noted that the following cases involve politicians, entertainment stars and corporate executives. The disclosure of this information is mostly due to hacker attacks, data leaks or unauthorized releases, and the content involved is complex and controversial. The consequences of different incidents are also different. 1. Sony Pictures hacking incident in 2014 • Overview of the incident: In 2014, Sony Pictures suffered a large-scale hacker attack, which leaked a large number of internal emails, including private communications and business secrets of the company's producers, directors, actors and senior managers. • Consequences and impacts: – Damage to business reputation: Some of the wording and business transactions in the emails were widely interpreted by the media, causing the public to question the company's internal management and decision-making transparency. – Industry shock: Some of the emails involved the relationship between celebrities and the media and distributors, which led to tensions in the industry and also made other film and television companies begin to reflect on internal information protection measures. – Politics and law: The attack also attracted the attention of the US government and the international community to network security and cyber warfare risks, and related investigations and discussions were also launched. 2. The “Fappening” incident (around 2014) • Overview of the incident: Hacker attacks led to the intrusion of private iCloud accounts of many Hollywood actresses, leaking a large number of private photos and some social media information. Although the incident mainly exposed private photos, social media accounts may also contain private communications. • Consequences and impacts: – Privacy violation: The victims felt that their personal privacy was seriously violated, and the incident triggered public concerns about the security of private information in the digital age. – Social discussion: The media and the public have conducted a lot of discussions on the data security protection measures of Apple and other platforms, which has also prompted related companies to improve security protection. – Psychological and legal: Some victims face huge psychological pressure, and at the same time, the legal level has also discussed how to punish such privacy violations in accordance with the law. 3. Hillary Clinton’s private email incident (2015-2016) • Overview of the incident: Although it is not a typical case of “private email leak” in the strict sense, Hillary’s use of private email to handle official business during her tenure as US Secretary of State has become the focus of media attention and political controversy after investigation, and some emails have been publicly reviewed. • Consequences and impacts: – Political impact: The incident became a focal point of debate between the two sides in the 2016 US presidential election, and had a profound impact on voter trust, partisan differences, and the offense and defense of political opponents. – Legal and regulatory: The subsequent investigation prompted people to question and make suggestions for improvement on the government and officials' regulations on information management and cybersecurity. – Public opinion: This incident has led to widespread discussion on topics such as "transparency", "cybersecurity", and "power supervision", and promoted research on relevant legislation and regulatory strategies. In general, once the private emails and social media information of celebrities or public figures are leaked, it will not only have a direct impact on the personal life, career and public image of the person concerned, but may also trigger political, commercial and legal effects on a larger scale. At the same time, these incidents have also promoted the attention of all sectors of society to data protection, cybersecurity and privacy laws and regulations, and further required various platforms and institutions to strengthen protection measures to prevent similar incidents from happening again.