A high-profile email breach has allowed hackers to gain access to Russian celebrity journalist Ksenia Sobchak's Telegram channels, resulting in the potential leak of sensitive information. Sobchak has denied the authenticity of published screenshots allegedly showing her correspondence with prominent political figures. The incident highlights the vulnerabilities of email-based authentication systems, which can be exploited by attackers to gain unauthorized access to messaging platforms like Telegram. This type of breach can have significant consequences, particularly in the context of Russian cyber operations, which have been known to involve sophisticated social engineering tactics1. The fact that hackers were able to breach Sobchak's email account and subsequently access her Telegram channels raises concerns about the security of online communication channels used by public figures and the potential for sensitive information to be compromised. This incident matters to cybersecurity practitioners because it underscores the need for robust authentication mechanisms and highlights the potential for downstream regulatory and supply-chain effects.