WASHINGTON (AP) — The top official of SolarWinds says the hackers who carried out the intrusion of his software company were in its network as early as January 2019. That’s months earlier than previously known. SolarWinds had previously traced the origins of the hack to the fall of 2019, but Sudhakar Ramakrishna says the company now believes that hackers were doing “very early recon activities” as far back as the prior January. He was speaking in a question-and-answer session hosted by the RSA Conference. The SolarWinds hack, which U.S. officials have linked to the Russian government, is one in a series of major breaches that has prompted a major cybersecurity focus from the Biden administration