| SI . No | Name | Date | Location | Paid/Free | Link to register |
|---|---|---|---|---|---|
| 1 | AltayCTF 2023 | 25 June - 25 June 2023 | On-Site | Free | https://altayctf.ru/ |
| 2 | BSidesTLV 2023 CTF | 26 June - 28 June 2023 | Online | Free | https://bsidestlv.com/ctf/2023/ |
| 3 | UIUCTF 2023 | 01 July - 03 July 2023 | Online | Free | https://uiuc.tf/ |
| 4 | Crypto CTF 2023 | 07 July - 08 July 2023 | Online | Free | https://cr.yp.toc.tf/ |
| 5 | CyberSecurityRumble Quals | 08 July - 09 July 2023 | Online | Free | https://cybersecurityrumble.de/2023/en |
| 6 | HTB Business CTF 2023: The Great Escape | 14 July - 16 July 2023 | Online | Free | https://ctf.hackthebox.com/ |
| 7 | AmateursCTF 2023 | 15 July-19 July 2023 | Online | Free | https://ctf.amateurs.team/ |
| 8 | zer0pts CTF 2023 | 15 July, - 6 July 2023 | Online | Free | http://www.zer0pts.com/ |
| 9 | BDSec CTF 2023 | 20 July, - 21 July 2023 | Online | Free | https://bdsec-ctf.com/ |
| 10 | The Odyssey CTF | 21 July, - 23 July 2023 | Online | Free | https://odyssey.hackrocks.com/ |
| 11 | ImaginaryCTF 2023 | 21 July, - 23 July 2023 | Online | Free | https://ctf.cor.team/ |
| 12 | corCTF 2023 | 29 July - 31 July 2023 | Online | Free | https://ctf.cor.team/ |
| 13 | Securinets CTF Quals 2023 | 05 Aug - 06 Aug. 2023 | Online | Free | https://ctf.securinets.tn/ |
| 14 | CTFZone 2023 Quals | 12 Aug - 13 Aug. 2023 | Online | Free | https://ctf.bi.zone/ |
| 15 | Bauhinia CTF 2023 | 19 Aug. - 21 Aug. 2023 | Online | Free | https://b6a.black/ |
| 16 | Midnight Sun CTF 2023 Finals | 19 Aug - 20 Aug. 2023 | Offline | Free | https://midnightsunctf.com/ |
| 17 | SekaiCTF 2023 | 25 Aug. - 27 Aug. 2023 | On-line | Free | https://ctf.sekai.team/ |
| 18 | DownUnderCTF 2023 | 01 Sept - 03 Sept. 2023 | Online | Free | https://play.duc.tf/ |
| 19 | CakeCTF 2023 | 02 Sept - 03 Sept. 2023 | Online | Free | https://cakectf.com/ |
| 20 | SECCON CTF 2023 Quals | 16 Sept - 17 Sept. 2023 | Online | Free | https://www.seccon.jp/2023/ |
| 21 | ASIS CTF Quals 2023 | 22 Sept - 23 Sept. 2023 | Online | Free | https://asisctf.com/ |
| 22 | FAUST CTF 2023 | 23 Sept - 23 Sept. 2023 | Online | Free | https://2022.faustctf.net/ |
| 23 | CaptureTheWU | 29 Sept - 01 Oct. 2023 | Online | Free | https://www.capturethewu.net/ |
| 24 | TSG CTF 2023 | 07 Oct - 08 Oct. 2023 | Online | Free | https://ctf.tsg.ne.jp/ |
| 25 | Hackvens 2023 | 13 Oct - 14 Oct. 2023 | Offline | Free | http://hackvens.fr/ |
| 26 | 6Hack.lu CTF 2023 | 27 Oct - 29 Oct. 2023 | Online | Free | https://fe-ctf.dk/ |
| 27 | FE-CTF 2023 | 27 Oct - 29 oct. 2023 | Online | Free | https://fe-ctf.dk/ |
| 28 | GlacierCTF | 24 Nov- 26 Nov. 2023 | Online | Free | https://glacierctf.com/ |
| 29 | pingCTF 2023 | 08 Dec - 10 Dec.2023 | Online | Free | https://ctf.knping.pl/ |
| 30 | ASIS CTF Finals 2023 | 29 Dec-30 Dec 2023 | Online | Free | https://asisctf.com/ |
| SI . No | Name | Date | Location | Paid/Free | Link to register |
|---|---|---|---|---|---|
| 1 | International Conference Big Data, IoT, Cyber Security and Information Technology | Ernakulam,India | 22 Apr 2023 | Paid | http://iraj.in/Conference/12736/ICBDICSIT/call |
| 2 | International Conference Big Data, IoT, Cyber Security and Information Technology | Munnar, Kerala | 15 May 2023 | Paid | iraj.in/Conference/12519/ICBDICSIT/ |
| 3 | SANS India | New Delhi | 15 May –20 May 2023 | Free | https://www.sans.org/cyber-security-training-events/India-May-2023/ |