under the aegis of

Also, under the auspices of. Protected or sponsored by, as in The fund drive for the new field is under the aegis of the Rotary Club, or He was admitted to the club under the auspices of Mr. Leonard. The first term comes from Greek myth, where the aegis was the protective shield of Zeus. Auspices originally meant “observations of birds made to obtain omens.” It then came to be used for a sign or omen, and still later for a favorable influence. [Late 1700s]