After ICBC FS was hacked, it was forced to unplug from the U.S. Treasury market and begin to clear trades manually. Photo: Alexander Cohn/The Wall Street JournalIndustrial & Commercial Bank of China, the world’s largest bank, paid $1 for its place on Wall Street. It got more than it bargained for. The Chinese lender acquired a small New York broker-dealer in 2010, a move that extended its presence into the U.S. securities industry. It is now dealing with the fallout from a cyberattack this month that crippled that business and briefly triggered widespread concerns about the fragility of the largest cash market in the world.

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Persons: Alexander Cohn Organizations: ICBC FS, U.S . Treasury, Street, Commercial Bank of China Locations: New York