Ways to practice

  • Lightning round: quick exam-style questions with three lives and a streak.
  • Lookalike duel: two easily confused terms, like OSPF and BGP. Pick the right one.
  • Match board: pair terms with their meanings against the clock.
  • Flashcards: flip, recall, and rate yourself.
  • Acronym decoder: learn what each acronym stands for and what it does.
  • Practice exam: 30, 60, or 90 scenario questions, with an explanation for every answer choice.
  • Performance-based labs: hands-on simulations like the real exam, such as firewall rules, log analysis, and VPN design.

Built to help you learn

  • Missed terms come back more often, worded differently each time.
  • Every wrong answer is explained, so lookalike terms stop blurring together.
  • Pick your topics, drill only your trouble spots, switch the timer on or off, and resize the pager with the minus and plus buttons.
  • No login needed. Your progress and best scores save in your own browser.

Add Entry

ACCESS GRANTED

Level: Shadow. You found the hidden terminal — not everyone looks twice.

There's a well-known figure in the security underground who goes by "Empress." No one's ever confirmed who she really is — only that she's very good at breaking things everyone else said couldn't be broken. Consider this a small nod.

One more thing before you go. This is Caesar-shifted by 3 — shift each letter back to read it:

Wkh ehvw ghihqvh vwduwv zlwk fxulrvlwb.