The leaders of the Senate Judiciary Committee are pushing Twitter’s CEO Parag Agrawal to address allegations made by the company’s former head of security in a lengthy whistleblower complaint. In a new letter to Agrawal reported by CNN, the leaders of the committee pressed the CEO to address claims that Twitter’s security practices could harm national security, as well as other issues raised in Peiter “Mudge” Zatko’s complaint.Up to now, Twitter has declined to address the majority of Zatko’s claims in any kind of detail, though the company’s lawyers attempted to portray him as a disgruntled former employee during a hearing in a Delaware court last week. The letter comes the day before Zatko is scheduled to appear at a Judiciary Committee hearing to publicly testify about his experience as Twitter’s head of security.Agrawal was also “extended an invitation” to appear at the hearing, according to the letter, though he apparently declined the off