What security protects, the words people use for it, and how attacks and defenses fit together.
Security fundamentals
The CIA triad explained: confidentiality, integrity and availability, with everyday examples, hash and signature checks, and ten incidents to classify.
Security fundamentals
Separate vulnerability, threat, risk and exploit, see how CWE and CVE name flaws, and learn why unreachable flaws can still matter.
Security fundamentals
What cybersecurity covers, the CIA triad, common ways systems fail, and a safe first exercise with hashes on your own machine.
Security fundamentals
Learn data flow diagrams, trust boundaries and the six STRIDE categories, then model a local OWASP Juice Shop in Threat Dragon.
Create an account, add credits from $10 and ask the first question in the chat or the terminal.
Individual or company. You can switch to a company later without losing balance or keys.
By card, from $10. Pay per token, no subscription.
In the chat, or install the CLI and run notholy login in your terminal.
