https://www.reuters.com/article/us-cyber-intel/intel-did-not-tell-u-s-cyber-officials-about-chip-flaws-until-made-public-idUSKCN1G62PS

Intel Corp did not inform U.S. cyber security officials of the so-called Meltdown and Spectre chip security flaws until they leaked to the public, six months after Alphabet Inc notified the chipmaker of the problems, according to letters sent by tech companies to lawmakers on Thursday.