CS 461

Fall 2026 All Classes

All Classes

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.

CS 461 class schedule data for fall 2026
Status CRN Type Section Time Day Location Instructor Section Details
2
69009
Discussion/
Recitation
ADB
11:00AM -11:50AM
W
0218 Siebel Center for Comp Sci
Zhang, Y
Availability:
CrossListOpen
Part of Term:
1
Date Range:
08/24/26-12/09/26
2
69013
Discussion/
Recitation
ADD
1:00PM -1:50PM
W
0218 Siebel Center for Comp Sci
Zhang, Y
Availability:
CrossListOpen
Part of Term:
1
Date Range:
08/24/26-12/09/26
2
66966
Discussion/
Recitation
ADE
2:00PM -2:50PM
W
0218 Siebel Center for Comp Sci
Zhang, Y
Availability:
CrossListOpen
Part of Term:
1
Date Range:
08/24/26-12/09/26
5
72159
Lecture
ALG
12:30PM -1:45PM
TR
1320 Digital Computer Laboratory
Zhang, Y
Availability:
Closed
Part of Term:
1
Date Range:
08/24/26-12/09/26
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 Computer Science or Bioinformatics major(s). Restricted to Graduate - Urbana-Champaign. Not intended for MCS:Computer Sci Online -UIUC, MCS: Computer Sci OFF - UIUC, MCS:Computer Sci Online -UIUC, or NDEG:Computer Science Onl-UIUC.
Not intended for First Time Freshman students.
4
49547
Lecture
ALU
12:30PM -1:45PM
TR
1320 Digital Computer Laboratory
Zhang, Y
Availability:
CrossListOpen (Restricted)
Part of Term:
1
Date Range:
08/24/26-12/09/26
Section Info:
For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/csregister
Restriction(s):
Not intended for Computer Engineering major(s). Restricted to Undergrad - Urbana-Champaign.
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