CS 461

Spring 2026 Part of Term 1

Part of Term 1
Jan 20-May 6

Computer Security I

SHOW FINAL EXAM SCHEDULE

Credit: 4 hours.

Fundamental principles of computer and communications security and information assurance: ethics, privacy, notions of threat, vulnerabilities, and risk in systems, information warfare, malicious software, data secrecy and integrity issues, network security, trusted computing, mandatory and discretionary access controls, certification and accreditation of systems against security standards. Security mechanisms: authentication, auditing, intrusion detection, access control, cryptography, security protocols, key distribution.

Same as ECE 422. 4 undergraduate hours. 4 graduate hours. Prerequisite: One of CS 241, CS 341 or ECE 391, or a combination of CS 233 and CS 340.

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CS 461 class schedule data for spring 2026
CRN	Type	Section	Time	Day	Location	Instructor	Section Details
70797	Lecture-Discussion	ALG	12:30PM -1:45PM	TR	1404 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/CSregister Restriction(s): Restricted to Graduate - Urbana-Champaign. Not intended for MCS: Computer Sci OFF - UIUC or MCS:Computer Sci Online -UIUC. Not intended for First Time Freshman students.
48199	Lecture-Discussion	ALU	12:30PM -1:45PM	TR	1404 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/CSregister Restriction(s): Restricted to Undergrad - Urbana-Champaign. Not intended for BS:Computer Engineering -UIUC or BS:Electrical Engineerng -UIUC.
63508	Discussion/ Recitation	AY2	1:00PM -1:50PM	W	2406 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26
63509	Discussion/ Recitation	AY3	2:00PM -2:50PM	W	2406 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26
63510	Discussion/ Recitation	AY4	3:00PM -3:50PM	W	2406 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26
63511	Discussion/ Recitation	AY5	4:00PM -4:50PM	W	2406 Siebel Center for Comp Sci	Xing, L	Part of Term: 1 Date Range: 01/20/26-05/06/26
72177	Online	CSP	ARRANGED	n.a.	n.a.	Bates, A	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: This section is intended for City Scholars only. This course will be taught on the Coursera platform. This section may have one or more proctored online exams. Students in on-campus programs will have no additional proctoring fees. Students in online programs may incur additional proctoring fees. Students taking a credit-bearing Illinois course on the Coursera platform for the first-time must complete a short onboarding course to gain course access. Additional information is available at https://ws.engr.illinois.edu/sitemanager/getfile.asp?id=3552. For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/csregister. Restriction(s): Restricted to Undergrad - Urbana-Champaign. Restricted to O/C Engineering City Scholars students.
72176	Online	DSO	ARRANGED	n.a.	n.a.	Bates, A	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: This section is only for students that are in the Computer Science Online MCS/MCS-DS Program offered on the Coursera platform. Additional ProctorU fees may apply. Restriction(s): Restricted to MCS:Computer Sci Online -UIUC.
48198	Online	MC4	ARRANGED	n.a.	n.a.	Bates, A	Part of Term: 1 Date Range: 01/20/26-05/06/26 Section Info: This section is intended for Chicago MCS only. The course will be taught on the Coursera platform. This section may have one or more proctored online exams. Students in on-campus programs will have no additional proctoring fees. Students in online programs may incur additional proctoring fees. Students taking a credit-bearing Illinois course on the Coursera platform for the first-time must complete a short onboarding course to gain course access. Additional information is available at https://ws.engr.illinois.edu/sitemanager/getfile.asp?id=3552. For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/csregister Restriction(s): Restricted to Graduate - Urbana-Champaign. Restricted to MCS: Computer Sci OFF - UIUC.