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56:15 ECS 153, Spring 2021; Lecture #4; April 5, 2021 ECS 153, Spring 2021; Lecture #4; April 5, 2021	ECS 153, Spring 2021; Lecture #4; April 5, 2021 ECS 153, Computer Security. This presents the basics of an SQL injection attack (as one was discovered on campus), finishes the robust programming material, and begins discussing vulnerabilities… queue ticket error library function attack thing things penetration air bit vulnerabilities compiler problems elements element problem database test buffer From Matt Bishop on April 6th, 2021 0 likes 96 plays 0
56:51 ECS 153, Spring 2021; Lecture #3; April 2, 2021 ECS 153, Spring 2021; Lecture #3; April 2, 2021	ECS 153, Spring 2021; Lecture #3; April 2, 2021 ECS 153, Spring 2021. Computer Security. This begins some sessions on robust programming. The lecture starts at 5:31 into the video. queue ticket error thing pointer problem library things generation bit array size integer fishing problems element cube question structure head From Matt Bishop on April 2nd, 2021 0 likes 106 plays 0
12:25 ECS 120 0:7 combinatorics (discrete math review) ECS 120 0:7 combinatorics (discrete math review)	ECS 120 0:7 combinatorics (discrete math review) length strings ways times string elements n. element pants subsets bit shirts combinatorics sequence rule subset children power outfits permutations From David Doty on March 25th, 2021 1 likes 125 plays 0
01:26:51 ECS 289A Lecture 6b ECS 289A Lecture 6b	ECS 289A Lecture 6b sequence element vectors elements delta thing proof integers configuration species lemma configurations things reactions vector graph point stuff union output From David Doty on March 22nd, 2021 0 likes 7 plays 0
05:46 ECS 220 8b:8.3-2 NL-WitnessExistence and… ECS 220 8b:8.3-2 NL-WitnessExistence and Reachability are NL-complete	ECS 220 8b:8.3-2 NL-WitnessExistence and Reachability are NL-complete log space input existence witness reachability reduction thing things configuration graph bits memory question urinary problem deterministically configurations element triple From David Doty on March 21st, 2021 0 likes 13 plays 0
06:50 ECS 220 5a:6.4-4 an oracle making P=NP ECS 220 5a:6.4-4 an oracle making P=NP	ECS 220 5a:6.4-4 an oracle making P=NP oracle input end bits sea c. steps problem a. np answer times queries access query element subroutine step values bets From David Doty on March 21st, 2021 0 likes 21 plays 0
14:14 ECS 220 4b:6.2 upper bounds versus lower bounds ECS 220 4b:6.2 upper bounds versus lower bounds	ECS 220 4b:6.2 upper bounds versus lower bounds algorithm log algorithms problem computation tree comparisons box n. element elements bounds formula leaves comparison bits bit length times array From David Doty on March 21st, 2021 0 likes 18 plays 0
11:40 ECS 120 10b:1 diagonalization to show a set is… ECS 120 10b:1 diagonalization to show a set is smaller than its power set	ECS 120 10b:1 diagonalization to show a set is smaller than its power set elements function element table subset numbers sets sequence x. power kth diagonalization diagonal range d. f. definition row output integers From David Doty on March 20th, 2021 0 likes 43 plays 0
05:49 ECS 120 9c:2 N vs. Z ECS 120 9c:2 N vs. Z	ECS 120 9c:2 N vs. Z integers function a. subset maps things words direction arrow element numbers david bounce enumeration notation sort ceiling equals domain pause From David Doty on March 20th, 2021 0 likes 59 plays 0
09:55 ECS 120 7c:4 example problem in NP - SubsetSum ECS 120 7c:4 example problem in NP - SubsetSum	ECS 120 7c:4 example problem in NP - SubsetSum collection subset sum clique proof integers problem np graph size numbers element times problems c. addition s. python witness thing From David Doty on March 20th, 2021 1 likes 67 plays 0
09:04 ECS 120 7a:2 definition of P, encoding of data… ECS 120 7a:2 definition of P, encoding of data structures	ECS 120 7a:2 definition of P, encoding of data structures size bits elements encoding expansion bit adjacency graph length algorithm matrix string log strings encodings element factor binary notion class From David Doty on March 20th, 2021 1 likes 129 plays 0
04:39 ECS 120 6a:2 multitape TM transition function ECS 120 6a:2 multitape TM transition function	ECS 120 6a:2 multitape TM transition function tape tapes machine input turing string multi heads symbols gamma element delta function transition head power definition machines left position From David Doty on March 20th, 2021 1 likes 109 plays 0
08:09 ECS 120 5c:3 formal definition of TM syntax ECS 120 5c:3 formal definition of TM syntax	ECS 120 5c:3 formal definition of TM syntax alphabet element tape input gamma function transition sigma start machine delta blank things turing qa elements symbol head range arrow From David Doty on March 20th, 2021 1 likes 111 plays 0
06:58 ECS 120 5a:4 direct proof that uu is not regular ECS 120 5a:4 direct proof that uu is not regular	ECS 120 5a:4 direct proof that uu is not regular string language half zeros symbols dfa proof equals reason element g. p. repetitions reasoning parts fact words statement difference answer From David Doty on March 20th, 2021 1 likes 57 plays 0
17:39 ECS 120 5a:2 direct proof that equal zero-one is… ECS 120 5a:2 direct proof that equal zero-one is not regular	ECS 120 5a:2 direct proof that equal zero-one is not regular string zeros delta hat dfa sequence w. answer p. words language cycle xyz q0 substring element symbol copy rest qi From David Doty on March 20th, 2021 1 likes 73 plays 0
08:18 ECS 120 4c:1 NFAs can simulate regex_s proof ECS 120 4c:1 NFAs can simulate regex_s proof	ECS 120 4c:1 NFAs can simulate regex_s proof nfa cases expressions language union base expression r2 string star languages r1 element symbol sigma input decidable proof b. concatenation From David Doty on March 20th, 2021 1 likes 88 plays 0