Cyber Breaches

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a massive database belonging to MarshMcLennan (MMC), the world’s leading professional services firm in the areas of risk, strategy, and people. The dataset reportedly contains 15 million records of U.S. clients across ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a massive database belonging to Rudradhan (rudradhan.com), a prominent Indian luxury silver jewelry brand. The dataset is sized at 170MB+ and reportedly contains 3.95 million customer records. Brinztech Analysis: Key Cybersecurity Insights ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a database belonging to Berkshire Hathaway. The dataset reportedly contains 6.08 million client records and is marked with a “Leak Date: 2025”. Brinztech Analysis: This listing targets one of the most prestigious ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a database containing 1.25 million records of U.S. private wealth management clients from Key.com, the primary domain for KeyBank. Brinztech Analysis: Context: This incident follows a confirmed third-party breach involving KeyBank earlier ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the sale of a database containing the personal and financial profiles of nearly 1 million American high-income individuals. The dataset is described as being sourced from a “USA B2C Data Aggregator” and carries a “Leak Date: ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a database belonging to Nareit (National Association of Real Estate Investment Trusts), the worldwide representative voice for REITs and real estate companies with an interest in U.S. real estate and capital markets. ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a database containing 2 million records from Hang Seng Investment (hangsenginvestment.com), a major Hong Kong-based asset management firm and subsidiary of Hang Seng Bank. Brinztech Analysis: Key Cybersecurity Insights This alleged data ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the alleged sale of a database belonging to ZhuoHi Network (zhuohi.com), a Chinese entity. The dataset reportedly contains 1.2 million records and is marked with a “Leak Date: 2025”. Brinztech Analysis: Key Cybersecurity Insights This alleged ...

Dark Web News Analysis A threat actor on a known cybercrime forum is advertising the sale of a database allegedly belonging to Axa Insurance, specifically targeting 1.5 million policyholders and investment clients in France. The dataset is marked with a “Leak Date: November 2025,” indicating a fresh and active compromise. ...