New Book Summary: A Hacker's Mind by Bruce Schneier


My latest summary is for A Hacker’s Mind: How the Powerful Bend Society’s Rules, and How to Bend them Back by security expert Bruce Schneier. It's an interesting look at the systems around us through the lens of hacking.

As usual, the key takeaways are below, and you can find the full summary by clicking the link above.

KEY TAKEAWAYS

  • ​A hack is an activity allowed by the system that subverts the goal or intent of the system. Hacks exploit a vulnerability in the system to advance the hacker’s goal, rather than the system designer’s.
  • The main ways we can deal with hacks are:
    • Prevention. We can try to limit hacks by using principles of secure systems design.
    • Patching. Once a vulnerability is discovered, we can patch it to stop the hack.
    • Normalisation. Sometimes hacks get integrated into a system’s rules and becomes the new normal.
  • All sorts of systems—including market, legal, political, and cognitive systems—have vulnerabilities that can be hacked. Hackers can also target vulnerabilities at different levels of a system to achieve their goals.
  • Hacks can be a source of innovation. A system can evolve and become more resilient through hacking and patching.
  • However, hacks also have downsides:
    • Hacks are parasitical. A hack that is too successful can end up destroying the system it exploits.
    • Hacks tend to benefit the rich and powerful, who have more resources to find and normalise hacks.
    • Artificial intelligence will hack us at an unprecedented speed, scale, scope and level of sophistication. Our systems will need to become more flexible to respond.

You can find the full detailed summary on the website. If you found this summary useful, consider forwarding to a friend you think might enjoy it.

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