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    • Sean Lyngaas
      Cybersecurity Reporter

      Sean Lyngaas is CNN's cybersecurity reporter.

      Full Bio

    • Hackers steal $100 million from California cryptocurrency firm

    • Microsoft says Russia has stepped up cyber espionage against the US and Ukraine allies

    • Election officials worry about their safety ahead of midterms

    • Chinese hackers breach 'major' telecoms firms, US says

    • Federal review says Dominion software flaws haven't been exploited in elections

    • US confirms military hackers have conducted cyber operations in support of Ukraine

    • FBI director blames Iran for 'despicable' attempted cyberattack on Boston Children's Hospital

    • Ransomware attack hits New Jersey county

    • Pro-Russia online operatives falsely claimed Zelensky committed suicide in an effort to sway public opinion, cybersecurity firm says

    • Expert hired to run DHS' newly created disinformation board resigns

    • US officials order government agencies to fix serious software bugs that hackers are exploiting

    • US prosecutors accuse Venezuelan doctor of being ransomware mastermind

    • US and European allies blame Russia for cyberattack on satellite provider as Ukraine invasion began

    • First on CNN: White House bolsters cyber office with hires from Microsoft and CIA

    • Predominantly Black college to shut down after Covid-19 and cyberattack burdens

    • Chinese hackers cast wide net for trade secrets in US, Europe and Asia, researchers say

    • Biden administration defends disinformation board from fierce GOP criticism

    • Pentagon contractors go looking for software flaws as foreign hacking threats loom

    • Intel report states FBI conducted nearly 2 million searches of US data related to cyberattacks in 2021