the.com/software security
the art of assuming everyone using your code is trying to break it, because someone is.
means the practice of designing and maintaining software so it resists misuse, theft, and sabotage by hostile actors.
from emerged as a distinct discipline once software stopped being isolated on mainframes and started talking to networks in the 1970s-80s, turning every open port into a potential front door for strangers.
cost gapbugs cost 100x more to fix after release
human factormost breaches start with a phishing click, not code
zero daysunknown flaws sell for millions on black markets
for instance
heartbleed — 2014 openssl bug exposed memory on millions of servers
log4shell — 2021 java logging flaw hit half the internet overnight
stuxnet — 2010 worm physically wrecked iranian nuclear centrifuges
equifax breach — 2017 unpatched flaw leaked 147 million ssns