Advent of OSINT 2025: Day Fifteen

Day Fifteen Question one This photo shows Santa Claus receiving his pilot’s licence. The seated man holds the very first licence issued by this organisation. To whom had this first licence originally been offered? A quick reverse image search shows this other version of the image. The description of the image is as follows: Santa Claus receives aeroplane pilot’s license from Assistant Secretary of Commerce. Although there may not be sufficient snow for his reindeer sleigh, Santa Claus will still be able to deliver his load of presents on time this Christmas by using the air route. The old saint called at the Commerce Department in Washington today where he is shown receiving an aeroplane pilot’s license from Assistant Secretary of Commerce. for Aeronautics William P. MacCracken, while Clarence M. Young (right) Director of Aeronautics, Department of Commerce, looks on. Airway maps and the assurance that the lights would be burning on the airways Christmas Eve were also given to Santa ...

December 15, 2025 · 2 min · 359 words · Ligniform

Advent of OSINT 2025: Day Fourteen

Day Fourteen Question one Delivering presents to all the children of the world is no easy task but this group looks ready for the challenge! Who needs sleighs and reindeers when they can have airplanes? Identify the airline, the make and model of the aircraft seen in the picture. A quick reverse image search led to this German article which provides what looks like an alternative angle from the original image posed in the question: ...

December 14, 2025 · 2 min · 333 words · Ligniform

Advent of OSINT 2025: Day Thirteen

Day Thirteen I’ve held back on introductions for the past few days. There isn’t much to add and I’m still playing catch-up, but we’re getting there! Today’s challenge is a fun one. We need to enter map coordinates (or just click on the map, very similar to GeoGuessr!) for the first answer here. Question one In the summer of 2013, a blog post from the newspaper Le Monde looks back on a concert held the previous evening. Place on the map the location of the stage during this concert. ...

December 13, 2025 · 3 min · 525 words · Ligniform

Advent of OSINT 2025: Day Twelve

Day Twelve Question one A locksmith’s shop was located immediately next to this temp agency. What was the company’s legal name? Back to some French. No problems with that, just means we need to look a little closer and make sure we follow up with every little hint and possibility. That’s no problem, in fact I should be doing that anyway! We don’t get much from reverse-image searching the full photo we’re given so I wanted to see if there were any other clues in the image. At first I wondered if we could unpixelate the big green logo. This is possible to do but we need to know a lot more information about the font and other information that we’re just not going to get. ...

December 12, 2025 · 2 min · 350 words · Ligniform

Advent of OSINT 2025: Day Eleven

Day Eleven Question one One Saturday in 1988, a German lottery draw consisted only of odd numbers. What were the winning numbers (in ascending order)? I was a software developer for a while before making the change to Cybersecurity, but my maths is still quite bad. Thankfully it appears that the lottery numbers for 1988 are archived on this site. You’ll notice though, that every single one of these draws was on Saturday so it seems that we’re on the right track. ...

December 11, 2025 · 2 min · 274 words · Ligniform