Ladan Stewart, a former lawyer for the Securities and Exchange Commission known for litigating high-profile cases against Ripple and Coinbase, has joined the law firm White & Case LLP as a partner. Stewart started on Tuesday and will provide guidance to clients facing SEC examinations or investigations, according to a statement released on Wednesday.

Stewart spent eight years at the SEC's enforcement division, where she recently led the development of a new trial unit—the agency's first specialized litigation team—and managed the SEC's crypto litigation program.

This placed Stewart on the front lines of the SEC's expanded focus on crypto enforcement, including against crypto exchanges Coinbase, Bittrex, FTX and Ripple Labs. The case against Coinbase is ongoing as the SEC and the …