CYVORA

LESSONS

Understand it.
Then try it yourself.

Pick a subject and start with what you need. These learning paths connect explanations with practical exercises, from the basics to more demanding work.

These are planned lessons. Videos and lesson materials are not published yet. Expand a module to see what’s coming; the public logic lab is available now.

01 / LSAT

LSAT

Build the reasoning skills first. Then practice applying them to unfamiliar arguments.

Lessons in preparation
01Start hereIntroductory · 3 planned lessons
  1. What is an argument?Coming soon
  2. Finding premises and conclusionsComing soon
  3. What the argument says vs. what you assumeComing soon
02Necessary and sufficient conditionsIntroductory · 3 planned lessons
  1. Necessary vs. sufficientComing soon
  2. If, only if, and if and only ifComing soon
  3. Contrapositives, reversals, and incorrect negationComing soon
03Compound conditionsIntermediate · 3 planned lessons
  1. AND and OR conditionsComing soon
  2. Unless, exceptions, and withoutComing soon
  3. Following conditional chainsComing soon
04AssumptionsIntermediate · 3 planned lessons
  1. Finding the missing connectionComing soon
  2. Necessary vs. sufficient assumptionsComing soon
  3. Using the negation testComing soon
05Inferences and flawsIntermediate · 3 planned lessons
  1. Must be true vs. could be trueComing soon
  2. Constructing a counterexampleComing soon
  3. Recognizing common reasoning flawsComing soon
06Evaluating argumentsAdvanced · 3 planned lessons
  1. Strengthening and weakeningComing soon
  2. Applying principles and matching reasoningComing soon
  3. Explaining conflicting resultsComing soon
07Reading comprehensionIntermediate · 3 planned lessons
  1. Finding the main pointComing soon
  2. Tracking viewpoints and author attitudeComing soon
  3. Supporting an inference from the passageComing soon
08Practice and reviewAll levels · 3 planned lessons
  1. Explaining every answer choiceComing soon
  2. Finding recurring mistakesComing soon
  3. Reassessing with unfamiliar questionsComing soon

Practice that’s available now

Try the introductory conditional reasoning lab while the videos are being prepared.

Open the public logic lab →

02 / CYBERSECURITY

Cybersecurity

Start with protecting yourself. Work toward understanding systems, investigating evidence, and defending them.

Lessons in preparation
01Protect yourselfIntroductory · 3 planned lessons
  1. Phishing and suspicious linksComing soon
  2. Unique passwords, password managers, and MFAComing soon
  3. What to do after clicking a suspicious linkComing soon
02Your digital footprintIntroductory · 3 planned lessons
  1. What metadata revealsComing soon
  2. Cookies, tracking, and app permissionsComing soon
  3. What private browsing and VPNs actually protectComing soon
03Computers and networksFoundations · 3 planned lessons
  1. Operating systems, files, and processesComing soon
  2. IP addresses, DNS, ports, and servicesComing soon
  3. What happens when you open a website?Coming soon
04Linux and safe lab setupFoundations · 3 planned lessons
  1. Virtual machines and lab boundariesComing soon
  2. Finding and searching files in the terminalComing soon
  3. Users, permissions, processes, and logsComing soon
05How attacks workIntermediate · 3 planned lessons
  1. Social engineering and credential theftComing soon
  2. Malware and ransomwareComing soon
  3. Vulnerabilities, misconfigurations, and exposed servicesComing soon
06Web securityIntermediate · 3 planned lessons
  1. Authentication, authorization, and sessionsComing soon
  2. Injection and scripting flaws in a training appComing soon
  3. Finding and fixing broken access controlsComing soon
07Investigating evidenceAdvanced · 3 planned lessons
  1. Reading logs and network trafficComing soon
  2. Hashes, timestamps, and evidence preservationComing soon
  3. Building a timeline without overstating the evidenceComing soon
08Defense and responseAdvanced · 3 planned lessons
  1. Hardening systems and limiting accessComing soon
  2. Investigating and containing an incidentComing soon
  3. Threat modeling, recovery, and incident reportingComing soon

Hands-on security demonstrations will use authorized training environments. No outside systems are targets.