Trying to keep up in the world of OSINT / I3

The Seint's Christmas CTF — Part 6

The theme of flitting around the world continues in the final Part of The Seint’s puzzle: The last message I got was: "This trip is over. I'm glad you accompanied me virtually. Can you figure out just one more thing? Last year I found a…

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The Seint's Christmas CTF — Part 5

We’ve been to Brno, Paris, and London, I wonder where we’re off to next? Let’s find out: The next message arrived 10 days later and it surprised me: "I'm both in Sweden and in the USA right now. How is it possible? Well, there's a…

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The Seint's Christmas CTF — Part 4

Having learnt the painful lesson of trusting The Seint’s clues to the letter in Part 3, I decided to pay more attention when reading the clue for Part 4: A whole week passed and I got another message from my friend: "I know you like…

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The Seint's Christmas CTF — Part 3

Blinded by the Lights! I fell into a bit of a rabbit-hole on Part 3 of The Seint’s CTF, as you’ll see. It’s an example of confirmation bias, which can be a problem with any investigation. The key takeaway is to trust The Seint! If…

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The Seint's Christmas CTF — Part 2

If you want to see Part 1 of this walkthrough, you can find it here. Spoilers ahead! Part 2 of The Seint’s challenge would have been a real head-scratcher for me if it hadn’t appeared in a puzzle before. Here’s the text in step2.txt: The…

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