Our community keeps the 24/7 OSINT Challenge going in Discord. As of 23.08.2026 we archive all challenges that come with a write-up, once per week on Monday, so you can enjoy them forever and practice OSINT.
Practice
This OSINT challenge was made by "briatlon" in the Hacktoria Discord. Description: This aircraft was captured moments after takeoff. Identify the airport and the plane, then trace its exact flight and determine its arrival gate at its destination. Flag format: Hacktoria{ICAO_CALLSIGN_ARRIVAL_GATE}, e Example: Hacktoria{
Practice
This OSINT challenge was made by "deconsultant" in the Hacktoria Discord. Which company is located in the building with the red roof? Flag: Hacktoria{Name_Of_Company} Hint #1: There are a few things visible in the picture that are spinning nicely in the wind. Hint #2: The
Practice
This OSINT challenge was made by "deconsultant" in the Hacktoria Discord. An entity from the Zeta-9 system traveled to this location expecting to find advanced interstellar infrastructure, but found none. Identify the visitor. Flag: Hacktoria{Name_Of_Visitor} Answer and Write-Up evilsun [MCRA], — 8/17/26,
Practice
This OSINT challenge was made by "briatlon" in the Hacktoria Discord. Description: Determine where this image was taken. The flag is the text written on the sign over the bench. Flag format: hacktoria{TEXT_ON_SIGN} Answer and Write-Up deconsultant [卄匚ㄒ], — 8/17/26, 00:10 As