ACM CCS 2021

November 15-19, 2021

Virtual Conference

Latest Updates

Nov 17, 2021: Congratulations to all awardees of Best Paper Awards and Best Reviewer Awards.

Nov 17, 2021: The SIGSAC committee announced the winners of SIGSAC Outstanding Contribution Awards, SIGSAC Outstanding Innovation Awards, and SIGSAC Doctoral Dissertation Awards. Congratulations!

Nov 14, 2021: You can join the CCS Slack channel (for main conferences) at If you have any question, you can reach out to us through the #_hotline-local_staff channel.

Nov 14, 2021: If registered participants have not received the password to access the virtual platform ( through the email, please check your spam folder. If you have not received any email, please email to

Nov 11, 2021: The guidelines on virtual platform for attendees and session chairs are available.

Oct 28, 2021: We are very happy to announce three keynote speakers.

Oct 21, 2021: The due date for the author registration is approaching (by Oct 28, 2021), so please complete your registration on time.

Oct 7, 2021: The guide page on virtual Korean culture experiences is available.

Oct 7, 2021: Presenter instructions for regular papers and posters/demos are available.

Sep 9, 2021: The list of accepted papers is available.

August 16, 2021: Announcement: CCS 2021 is going virtual.

July 27, 2021: Call for Posters & Demos is available now.

July 17, 2021: The SIGSAC Awards Committee receives nominations for the awards, which be presented at the CCS 2021.

June 22, 2021: Announcement: CCS 2021 is going hybrid in Coex, Seoul The conference format is changed to the virtual format.

June 22, 2021: COVID-19 Related Information is available now.

June 22, 2021: Venue is now updated---Coex, Seoul.

May 26, 2021: The list of workshops is updated.

Feb 5, 2021: Call For Workshop is available now.

December 7, 2020: Call For Papers is available now.

November 13, 2020: Please submit the ACM CCS 2021 PC Nomination Form


The ACM Conference on Computer and Communications Security (CCS) is the flagship annual conference of the Special Interest Group on Security, Audit and Control (SIGSAC) of the Association for Computing Machinery (ACM). The conference brings together information security researchers, practitioners, developers, and users from all over the world to explore cutting-edge ideas and results.

ACM CCS follows the ACM Policy Against Harassment at ACM Activities. Please familiarize yourself with Code of Conduct of ACM CCS 2021.


CCS 2021 is sponsored by the following organizations

Diamond Patrons

Platinum Patrons

Gold Patrons
Silver Patrons
Bronze Patrons Governmental Support by