DownUnderCTF @DownUnderCTF

Australia's largest CTF, born of 13 different Australian higher-education societies. Aimed at Tertiary and Secondary but open to everyone! duc.tf Land Down Under Joined July 2020

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DownUnderCTF @DownUnderCTF

a month ago

And one final thunderous thank you to our Platinum Sponsor this year — @TantoSecurity ! 🐘✨ Like the mighty elephant leading the herd, they stands tall in the jungle of greatness. They’re an incredible company you should definitely swing by and check out! tantosec.com

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DownUnderCTF @DownUnderCTF

a month ago

Swinging from the treetops with a mighty roar of thanks to our sponsors — @googlecloud, @TantoSecurity, @3xploit5ecurit7, REA Security, @TrenchantARC, Mantel Group, @Division5io, @VolkisAU, asontu & @PentesterLab! You made this wild adventure unforgettable! 🦁🌴🎉

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DownUnderCTF @DownUnderCTF

2 months ago

✨ Write Up Prize submission form is now open! ✨ Swing into action and submit your expedition logs for a shot at snatching the golden bounty—AUD$100—in one of 3 mighty categories: Form closing 27th July at 11:59pm AEST! Submit your write up here: forms.gle/vA48AN5qgp8RFb…

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DownUnderCTF @DownUnderCTF

2 months ago

DownUnderCTF 6 Challenges & Solutions: github.com/DownUnderCTF/C…

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DownUnderCTF @DownUnderCTF

2 months ago

DownUnderCTF 6 is down to its last wild hour! Who will emerge from the foliage as victorious flag-hunters and email responders? There's still time to swing in with one last submission! Check it out at 2025.duc.tf!

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DownUnderCTF @DownUnderCTF

2 months ago

Huge thanks to Serena for commissioning the absolutely epic graphics that gave this year’s CTF its wild, wonderful vibe! Want to see more of Serena’s incredible work? Of course you do. Check it out here: X - @deafrenitely Instagram - instagram.com/deafrenitely/

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DownUnderCTF @DownUnderCTF

2 months ago

Less than 6 hours remain! There's still time to make your mark! 🐾 Complete a challenge, unearth a flag, and get the opportunity to earn a sleek certificate! It’s proof that you braved the unknown and lived to tell the tale! Play here! --> 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

🍕💻 VICTORIA, YOU’RE SNACK-CRACKIN’ AWESOME! 💻🍕 Massive shout-out to @Deakin for opening the doors and to the legends at Deakin Cyber for keeping every brain buzzing with endless snacks, drinks and sweet treats 🤭! Let’s keep those flags flying!

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DownUnderCTF @DownUnderCTF

2 months ago

⚡Less than 24 hours to go! Keep grabbing those flags! ⚡ With less than 24 hours left, our precious servers and their juicy secrets are hanging by a vine! 🍃 Make some leaderboard magic before the jungle goes dark! Reply to those emails! Play here! --> 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

🔥 13 NEW CHALLENGES RELEASED! 🔥 Hear that? That’s the wild call of the inbox! 📣 Sound the alarms and summon the snacks! 🚨 At least one challenge have been released in every category (excluding AI)! Play now at —> 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

Round 2 Challenges releasing soon! 👀 We are revealing 13 more challenges at 1:30pm today (19th July AEST)! There are no more planned challenges after this round, except for a survey which will be released later. 🚩 Play now at --> 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

🚀 DownUnderCTF 6 is officially LIVE and waiting for YOU to join the action! 🚀 From deep dives into OSINT challenges to vibing to sick beats, we've got challenges ranging from beginner to hard. There's something here for everyone! Play now! -> 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

Less than 24 hours to go! Let's spin it up!🔥 Beep beep boop! We are spinning up servers in both US and AUS! Welcoming everyone around the globe! We can't wait to see you all soon! ❤️ Sign up now at 2025.duc.tf

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DownUnderCTF @DownUnderCTF

2 months ago

Less than 2 days to go! The clock never stops! ⌛ Registrations are now open at: 2025.duc.tf Welcoming all skill levels! We can’t wait to show you what the team has cooked up this year! 🧑‍🍳

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DownUnderCTF @DownUnderCTF

2 months ago

A warm thank you to our Silver Sponsors! Your support helps us achieve our goals and deliver an exceptional experience.

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DownUnderCTF @DownUnderCTF

2 months ago

A heartfelt thank you to our Gold Sponsors for your outstanding support! Your generosity plays a vital role in making our event a success! Visit 2025.duc.tf/sponsors for more information about our sponsors!