SlugAtlasUC Santa Cruz

CSE 290XCryptography and Computer Security

5 creditsGraduateStudent Option

Research seminar on encryption and related technologies. Topics include theory of codes, random sequences and generators, public key cryptosystems, private key cyphers, key exchange protocols, quantum computing and cryptography. Major project required. Prerequisite: interview with instructor. (Formerly Computer Science 290X.)

Find a section and add it to your scheduleLive seat counts, time-conflict checks and the walk from your previous class.

When it runs

Winter 2027Open Winter 2027

SectionTypeWhenWhereInstructorSeats
01SeminarAsynchronousY. XuOpen 0/20

Winter 2026Open Winter 2026

SectionTypeWhenWhereInstructorSeats
01Seminar
Mon Wed Fri 2:40pm–3:45pm
J Baskin Engr 156Y. XuOpen 3/30

Who teaches it

InstructorRatingDifficultyWould take againReviews
Yuanchao Xu3.5 / 53.1 / 570%10

From RateMyProfessors, which is student-submitted and not a survey. Small review counts move a long way on one bad quarter.

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