Related: Dimon’s 5% Yield Warning ‘Perfectly Reasonable’

The strategy, which was made public on Thursday, said “Russia, Iran and North Korea conducted reckless cyberattacks that harmed American and international businesses and our allies and partners without paying costs likely to deter future cyberaggression. China engaged in cyberenabled economic espionage and trillions of dollars of intellectual property theft.”

Dimon’s comments come as the threat of foreign cyberattacks have become more sophisticated, leaving financial systems and their records vulnerable.

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