*ctf 2023

Competition Information *CTF is a Jeopardy-style Online Capture The Flag Competition presented by ******. The contest is opened to all participants around the world. Teams can compete from any location. No restriction on the number of participants of any team. The Champion Team of *CTF will be invited to The Finals of the 8th Edition of XCTF(the location/date subject to change, qualified teams will be informed when the Finals location/date is confirmed). Other teams can also get the cumulative points to compete for other slots to The Finals of the 8th Edition of XCTF.

Competition Time 24 hours: From July 29, 2023, 9 a.m. to July 30, 2023, 9 a.m, Chinese Standard Time UTC+8

Prize · 1st place 8,000 CNY (20% tax included), Qualified to The Finals of the 7th Edition of XCTF. · 2nd place 5,000 CNY (20% tax included) · 3rd place 3,000 CNY (20% tax included)

Challenge Categories crypto 、Reverse、misc、pwn 、web

Score and Ranking · In most cases, flags are of format *CTF{this_is_a_sample_flag}. Please submit the entire flag, including *CTF{}, for score. If flag is in other formats, it will be clarified in the challenge description. · The score of each challenge will be dynamically calculated according to the number of solved teams. · Final ranking is determined by the total score of each team. In case of multiple teams with equal scores, the team that reached the score earlier ranks higher.

Contest rules · Teams breaking rules may be penalized or excluded from the competition. · It is not allowed for teams with independent accounts to cooperate, or share any flag/hints. · It is not allowed to attack the competition infrastructure. If flaws in the infrastructure are found, please report to us. · It is not allowed to sabotage or in any way hinder the progress of other competing teams. This includes attempting to destroy a challenge after you have completed it. · It is not allowed to generate large amounts of traffic. None of the challenges can be solved by running automated scanners. · It is not allowed to brute-force challenge flags/keys against the scoring site. · For placing teams to receive prizes, they must submit a full and detailed writeup of each challenge, explaining how it was solved. · Organizers may rearrange/modify contest problems, proceedings, and rules.

Contest URL http://starctf2023.xctf.org.cn/

Contact Discord:https://discord.gg/8J2eXDXJ QQ group: 512066352