Rob Joyce, the Trump administration’s cybersecurity coordinator, said Tuesday the U.S. is lacking 300,000 cybersecurity experts needed to defend the country. He also had a warning for the public about using software from Kaspersky Lab. U.S. officials believe the company has ties to the Kremlin – and the federal government has vowed not to use its products. FBI agents have also interviewed Kaspersky employees working in the U.S.