Pre-Conference Workshops
(Monday, November 15, 2021)

• Individualized Cybersecurity Research Mentoring Workshop (iMentor) (website).
• 20th Workshop on Privacy in the Electronic Society (WPES) (website)
• 2021 Cloud Computing Security Workshop (CCSW) (website)
• 2nd Workshop on CPS&IoT Security and Privacy (CPSIoTSec) (website)
• 9th Workshop on Encrypted Computing & Applied Homomorphic Cryptography (WAHC) (website)
• Artificial Intelligence and Security (AISec) (website)
• 8th ACM Workshop on Moving Target Defense (MTD) (website)

Main Conference
(November 16~18, 2021)

KST (Tue, Nov 16)	EST (Mon, Nov 15)	CET (Tue, Nov 16)	Day 1 of Main Conference
8:00AM	6:00PM	12:00AM	Opening Remarks (PC Chairs and General Chairs Presentation)
8:15AM	6:15PM	12:15AM	Keynote (Cynthia Dwork)
9:00AM	7:00PM	1:00AM	Keynote Q&A
9:15AM	7:15PM	1:15AM	Break
			Track A	Track B	Track C	Track D
9:20AM-10:00AM	7:20PM-8:00PM	1:20AM-2:00AM	Web Security 1: Cybercrime	Machine Learning and Security 1: Attacks on Robustness	Applied Crypto 1: Zero Knowledge I	Usability and Measurement 1: Authentication and Click Fraud
10:00AM-10:40AM	8:00PM-8:40PM	2:00AM-2:40AM	Software Security 1: Fuzzing and Bug Finding	Formal Methods and PL 1: Formal Analysis and Verification	Machine Learning and Security 2: Defenses for ML Robustness	Applied Crypto 2: Secure Multiparty Computation
10:40AM-11:20AM	8:40PM-9:20PM	2:40AM-3:20AM	Break and CCS Town Hall		LGBTQ+ and Allies Social Hour
11:20AM-12:00PM	9:20PM-10:00PM	3:20AM-4:00AM	Hardware, Side Channels, and CPS 1: Side Channels	Software Security 2: Operating Systems	Privacy and Anonymity 1: Inference Attacks	Network Security 1: DoS
12:00PM-12:40PM	10:00PM-10:40PM	4:00AM-4:40AM	Blockchain and Distributed Systems 1: Modeling Blockchains and Distributed Ledgers	Network Security 2: Wireless, Mobile, and IoT	Applied Crypto 3: Private Set Intersection	Privacy and Anonymity 2: Differential Privacy

KST (Wed, Nov 17)	EST (Tue, Nov 16)	CET (Wed, Nov 17)	Day 2 of Main Conference
8:00AM	6:00PM	12:00AM	Opening Remarks (Best Paper Awards)
8:15AM	6:15PM	12:15AM	Keynote (Dawn Song)
9:00AM	7:00PM	1:00AM	Keynote Q&A
9:15AM	7:15PM	1:15AM	Break
			Track A	Track B	Track C	Track D
9:20AM-10:00AM	7:20PM-8:00PM	1:20AM-2:00AM	Hardware, Side Channels, and CPS 2: Control System Security	Network Security 3: PKI and Access Control	Applied Crypto 4: Messaging and Privacy	Software Security 3: Misc: Android and Vulnerabilities
10:00AM-10:40AM	8:00PM-8:40PM	2:00AM-2:40AM	Blockchain and Distributed Systems 2: Consensus and Attacks	Web Security 2: Web Vulnerabilities	Hardware, Side Channels, and CPS 3: Audio Systems and Autonomous Driving	Applied Crypto 5: Authentication and Privacy
10:40AM-11:20AM	8:40PM-9:20PM	2:40AM-3:20AM	Machine Learning and Security 3: Privacy Attacks and Defenses for ML	Software Security 4: Fuzzing	Applied Crypto 6: Database and Privacy	Privacy and Anonymity 3: Privacy for Distributed Data and Federated Learning
11:20AM-12:00PM	9:20PM-10:00PM	3:20AM-4:00AM	Poster and Demo Session 1
12:00PM-12:40PM	10:00PM-10:40PM	4:00AM-4:40AM	Poster and Demo Session 2

KST (Thur, Nov 18)	EST (Wed, Nov 17)	CET (Thur, Nov 18)	Day 3 of Main Conference
8:00AM	6:00PM	12:00AM	Opening Remarks (CCS'21 Welcome Event & CCS'22 Venue Announcement)
8:15AM	6:15PM	12:15AM	Keynote (Taesoo Kim)
9:00AM	7:00PM	1:00AM	Keynote Q&A
9:15AM	7:15PM	1:15AM	Break
			Track A	Track B	Track C	Track D
9:20AM-10:00AM	7:20PM-8:00PM	1:20AM-2:00AM	Software Security 5: Crypto, Symbols and Obfuscation	Formal Methods and PL 2: Crypto and Protocol Security	Applied Crypto 7: Foundations	Privacy and Anonymity 4: Applied Privacy
10:00AM-10:40AM	8:00PM-8:40PM	2:00AM-2:40AM	Hardware, Side Channels, and CPS 4: Attestation and Firmware Security	Applied Crypto 8: Zero Knowledge II	Usability and Measurement 2: Software Development and Analysis	Machine Learning and Security 4: Data Poisoning and Backdoor Attacks in ML
10:40AM-11:20AM	8:40PM-9:20PM	2:40AM-3:20AM	Break
11:20AM-12:00PM	9:20PM-10:00PM	3:20AM-4:00AM	Machine Learning and Security 5: Applications and Privacy of ML	Software Security 6: Analyzing Crashes and Incidents	Network Security 4: Traffic Analysis and Side Channels	Blockchain and Distributed Systems 3: Decentralized Cryptographic Protocols
12:00PM-1:00PM	10:00PM-11:00PM	4:00AM-5:00AM	SIGSAC Award Ceremony and Business Meeting

Post-Conference Workshops
(Friday, November 19, 2021)

• Research on offensive and defensive techniques in the context of Man At The End (MATE) attacks (Checkmate) (website)
• Privacy Preserving Machine Learning (PPML) (website)
• Decentralized Finance and Security (DeFi) (website)
• Additive Manufacturing (3D Printing) Security (AMSec) (website)
• 3rd Workshop on Cyber-Security Arms Race (CYSARM) (website)
• Attacks and Solutions in Hardware Security (ASHES) (website)