Writeups for the challenges from DownUnderCTF 2021

Overview

cloud

Challenge Author Difficulty Release Round
Bad Bucket Blue Alder easy round 1
Not as Bad Bucket Blue Alder easy round 1
Lost n Found Blue Alder medium round 1
Whale Blog Blue Alder medium round 2

crypto

Challenge Author Difficulty Release Round
Substitution Cipher I joseph#8210 beginner round 1
Break Me! 2keebs easy round 1
OTWhat 1 nullableVoid*#7225 easy round 2
Substitution Cipher II joseph#8210 easy round 1
treasure joseph#8210 easy round 1
OTWhat 2 nullableVoid*#7225 medium round 2
Secuchat nullableVoid*#7225 medium round 1
1337crypt v2 joseph#8210 hard round 2
power sign joseph#8210 hard round 1
Substitution Cipher III joseph#8210 hard round 1
yadlp joseph#8210 hard round 1

forensics

Challenge Author Difficulty Release Round
Retro! QUTWH beginner round 1
Do the loop! QUTWH easy round 1
How to pronounce GIF [email protected] easy round 1
That's Not My Name Conletz#5420 easy round 1
The File is Lava TheDon*#2152 medium round 2
Want to Play a Game? Conletz#5420 medium round 1

misc

Challenge Author Difficulty Release Round
Discord Crem none round 1
Twitter Crem none round 1
Builder BearArms (Cybears) beginner round 1
General Skills Quiz Crem beginner round 1
The Introduction Crem beginner round 1
Floormat todo#7331 easy round 1
GammaSafe nullableVoid*#7225 easy round 2
rabbit Crem + z3kxTa easy round 1
Canary 247CTF.com medium round 1
i-pee fs dot medium round 2
Flying Spaghetti Monster hypersphere (Cybears) hard round 1

survey

Challenge Author Difficulty Release Round
Survey DUCTF none round 3

OSINT

Challenge Author Difficulty Release Round
Who goes there? [email protected] beginner round 1
(back) On the rails [email protected] easy round 2
Get over it! QUTWH easy round 1
The Internet is Written in Ink Crem easy round 1
Apartment Views [email protected] medium round 2
eyespy [email protected] medium round 2
Heart of the nation [email protected] medium round 1
Sharing is Caring [email protected] hard round 2

pwn

Challenge Author Difficulty Release Round
deadcode [email protected] beginner round 1
Leaking like a sieve [email protected] beginner round 1
babygame grub easy round 1
outBackdoor [email protected] easy round 1
write what where joseph#8210 easy round 2
Oversight B3NNY medium round 1
ready, bounce, pwn! joseph#8210 medium round 2
DUCTFnote grub hard round 1
encrypted note joseph#8210 hard round 1

reversing

Challenge Author Difficulty Release Round
no strings joseph#8210 beginner round 1
flag loader joseph#8210 easy round 1
Juniperus nullableVoid*#7225 easy round 2
bullet hell joseph#8210 medium round 2
connect the dots joseph#8210 medium round 1
flag printer joseph#8210 medium round 1
gamer joseph#8210 medium round 1
flag checker joseph#8210 hard round 1

web

Challenge Author Difficulty Release Round
Cowboy World Crem beginner round 1
Inside Out Solopie beginner round 1
Chainreaction n00bmaster easy round 1
Farsight todo#7331 easy round 2
Secret Bin todo#7331 easy round 2
Ezmail todo#7331 medium round 1
JWT 247CTF.com medium round 1
x1337 Sk1d R3p0rt3r xesh medium round 2
Zap todo#7331 medium round 1
Jasons Proxy xesh hard round 2
Notepad todo#7331 hard round 1
Owner
DownUnderCTF
DownUnderCTF
DownUnderCTF
Imaginaire - NVIDIA's Deep Imagination Team's PyTorch Library

Imaginaire Docs | License | Installation | Model Zoo Imaginaire is a pytorch library that contains optimized implementation of several image and video

NVIDIA Research Projects 3.6k Dec 29, 2022
Official implementation of the paper 'Details or Artifacts: A Locally Discriminative Learning Approach to Realistic Image Super-Resolution' in CVPR 2022

LDL Paper | Supplementary Material Details or Artifacts: A Locally Discriminative Learning Approach to Realistic Image Super-Resolution Jie Liang*, Hu

150 Dec 26, 2022
SlideGraph+: Whole Slide Image Level Graphs to Predict HER2 Status in Breast Cancer

SlideGraph+: Whole Slide Image Level Graphs to Predict HER2 Status in Breast Cancer A novel graph neural network (GNN) based model (termed SlideGraph+

28 Dec 24, 2022
🐦 Opytimizer is a Python library consisting of meta-heuristic optimization techniques.

Opytimizer: A Nature-Inspired Python Optimizer Welcome to Opytimizer. Did you ever reach a bottleneck in your computational experiments? Are you tired

Gustavo Rosa 546 Dec 31, 2022
YOLOX_AUDIO is an audio event detection model based on YOLOX

YOLOX_AUDIO is an audio event detection model based on YOLOX, an anchor-free version of YOLO. This repo is an implementated by PyTorch. Main goal of YOLOX_AUDIO is to detect and classify pre-defined

intflow Inc. 77 Dec 19, 2022
SpanNER: Named EntityRe-/Recognition as Span Prediction

SpanNER: Named EntityRe-/Recognition as Span Prediction Overview | Demo | Installation | Preprocessing | Prepare Models | Running | System Combination

NeuLab 104 Dec 17, 2022
Starter code for the ICCV 2021 paper, 'Detecting Invisible People'

Detecting Invisible People [ICCV 2021 Paper] [Website] Tarasha Khurana, Achal Dave, Deva Ramanan Introduction This repository contains code for Detect

Tarasha Khurana 28 Sep 16, 2022
A public available dataset for road boundary detection in aerial images

Topo-boundary This is the official github repo of paper Topo-boundary: A Benchmark Dataset on Topological Road-boundary Detection Using Aerial Images

Zhenhua Xu 79 Jan 04, 2023
Ego4d dataset repository. Download the dataset, visualize, extract features & example usage of the dataset

Ego4D EGO4D is the world's largest egocentric (first person) video ML dataset and benchmark suite, with 3,600 hrs (and counting) of densely narrated v

Meta Research 118 Jan 07, 2023
The official implementation of Variable-Length Piano Infilling (VLI).

Variable-Length-Piano-Infilling The official implementation of Variable-Length Piano Infilling (VLI). (paper: Variable-Length Music Score Infilling vi

29 Sep 01, 2022
Repo for "Physion: Evaluating Physical Prediction from Vision in Humans and Machines" submission to NeurIPS 2021 (Datasets & Benchmarks track)

Physion: Evaluating Physical Prediction from Vision in Humans and Machines This repo contains code and data to reproduce the results in our paper, Phy

Cognitive Tools Lab 38 Jan 06, 2023
A template repository for submitting a job to the Slurm Cluster installed at the DISI - University of Bologna

Cluster di HPC con GPU per esperimenti di calcolo (draft version 1.0) Per poter utilizzare il cluster il primo passo è abilitare l'account istituziona

20 Dec 16, 2022
Instant-Teaching: An End-to-End Semi-Supervised Object Detection Framework

This repo is the official implementation of "Instant-Teaching: An End-to-End Semi-Supervised Object Detection Framework". @inproceedings{zhou2021insta

34 Dec 31, 2022
A booklet on machine learning systems design with exercises

Machine Learning Systems Design Read this booklet here. This booklet covers four main steps of designing a machine learning system: Project setup Data

Chip Huyen 7.6k Jan 08, 2023
Official PyTorch Implementation for "Recurrent Video Deblurring with Blur-Invariant Motion Estimation and Pixel Volumes"

PVDNet: Recurrent Video Deblurring with Blur-Invariant Motion Estimation and Pixel Volumes This repository contains the official PyTorch implementatio

Junyong Lee 98 Nov 06, 2022
Source code for the NeurIPS 2021 paper "On the Second-order Convergence Properties of Random Search Methods"

Second-order Convergence Properties of Random Search Methods This repository the paper "On the Second-order Convergence Properties of Random Search Me

Adamos Solomou 0 Nov 13, 2021
DeepLab is a state-of-art deep learning system for semantic image segmentation built on top of Caffe.

DeepLab Introduction DeepLab is a state-of-art deep learning system for semantic image segmentation built on top of Caffe. It combines densely-compute

Ali 234 Nov 14, 2022
Code and data to accompany the camera-ready version of "Cross-Attention is All You Need: Adapting Pretrained Transformers for Machine Translation" in EMNLP 2021

Code and data to accompany the camera-ready version of "Cross-Attention is All You Need: Adapting Pretrained Transformers for Machine Translation" in EMNLP 2021

Mozhdeh Gheini 16 Jul 16, 2022
unofficial pytorch implementation of RefineGAN

RefineGAN unofficial pytorch implementation of RefineGAN (https://arxiv.org/abs/1709.00753) for CSMRI reconstruction, the official code using tensorpa

xinby17 5 Jul 21, 2022
PyTorch implementation of PP-LCNet: A Lightweight CPU Convolutional Neural Network

PyTorch implementation of PP-LCNet Reproduction of PP-LCNet architecture as described in PP-LCNet: A Lightweight CPU Convolutional Neural Network by C

Quan Nguyen (Fly) 47 Nov 02, 2022