serisec

Category: Internet

  • Why Tehran’s Two-Tiered Internet Is So Dangerous

    Why Tehran’s Two-Tiered Internet Is So Dangerous Iran is slowly emerging from the most severe communications blackout in its history and one of the longest in the world. Triggered as part of January’s government crackdown against citizen protests nationwide, the regime implemented an internet shutdown that transcends the standard definition of internet censorship. This was…

  • Internet Voting is Too Insecure for Use in Elections

    Internet Voting is Too Insecure for Use in Elections No matter how many times we say it, the idea comes back again and again. Hopefully, this letter will hold back the tide for at least a while longer. Executive summary: Scientists have understood for many years that internet voting is insecure and that there is…

  • Deliberate Internet Shutdowns

    Deliberate Internet Shutdowns For two days in September, Afghanistan had no internet. No satellite failed; no cable was cut. This was a deliberate outage, mandated by the Taliban government. It followed a more localized shutdown two weeks prior, reportedly instituted “to prevent immoral activities.” No additional explanation was given. The timing couldn’t have been worse:…

  • Web 3.0 Requires Data Integrity

    Web 3.0 Requires Data Integrity If you’ve ever taken a computer security class, you’ve probably learned about the three legs of computer security—confidentiality, integrity, and availability—known as the CIA triad. When we talk about a system being secure, that’s what we’re referring to. All are important, but to different degrees in different contexts. In a world populated…

  • The First Password on the Internet

    The First Password on the Internet It was created in 1973 by Peter Kirstein: So from the beginning I put password protection on my gateway. This had been done in such a way that even if UK users telephoned directly into the communications computer provided by Darpa in UCL, they would require a password. In…