'Union select' presentation slideshows

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. We now introduce SQL, the standard query language for relational DBS. Like relational algebra, an SQL query takes one or two input tables and returns one output table. Any RA query can also be formulated in SQL.

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Intrusion Prevention and Detection for Web Databases

Intrusion Prevention and Detection for Web Databases. by Ehud Gudes and Alex Roichman June 2008. Outline. Web Applications and Databases Architecture Attack surface Multilayered security solution for web databases: Parameterized View prevention method Session Key parameter

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Large-scale application security

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Best Practices Transact-SQL Cont...

Best Practices Transact-SQL Cont. Combining Data from Multiple Tables. Introduction to Joins Using Inner Joins Using Outer Joins Using Cross Joins Joining More Than Two Tables Joining a Table to Itself. Introduction to Joins. Selects Specific Columns from Multiple Tables

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Traditional SQL Injection Protection: The Wrong Solution for the Right Problem

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Traditional SQL Injection Protection: The Wrong Solution for the Right Problem

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Databases: A class break by design! Is there a class defense?

Databases: A class break by design! Is there a class defense?. Dr Steve Moyle Founder/CTO Secerno E: steve.moyle@secerno.com T: +44 7801749587. Edinburgh Chapter February 2008.

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Distributed databases

Distributed databases. Outline. introduction principles / objectives problems. application. application. server. server. server. application. communication network. application. application. application. application. Introduction. DBMS in its own right. Introduction.

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Injection Attacks James Walden Northern Kentucky University waldenj@nku

Injection Attacks James Walden Northern Kentucky University waldenj@nku.edu. Topics. What are injection attacks? How SQL Injection Works Exploiting SQL Injection Bugs Mitigating SQL Injection Other Injection Attacks. Injection.

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SQL injection: attacks and defenses

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9.7 Poisson regressions for rates

9.7 Poisson regressions for rates. In Section 4.3 we introduced Poisson regression for modeling counts. When outcomes occur over time, space, or some other index of size, it is more relevant to model their rate of occurrence than their raw number.

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SQL Vulnerabilities

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Unsafe Server Code

Unsafe Server Code. advisorName = params [:form][:advisor] students = Student.find_by_sql ( "SELECT students.* " + "FROM students, advisors " + "WHERE student.advisor_id = advisor.id " + "AND advisor.name = '" + advisorName + "'");. Typical query:.

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social pop review

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SQL Injection Primer

SQL Injection Primer. By Nicole Gray, Cliff McCullough, Joe Hernandez. Agenda. Overview of SQL Injection Elaboration Detection Prevention Wrap-up. Types of SQL Injection. Three types In-band: same user interface i.e. webpage Out-of-band: different communications channel i.e. e-mail

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JOINs

JOINs. Selecting from two or more tables. Introduction to JOIN. Normalization produces lots of (small) tables Using JOIN we can extract data from many tables in a single SELECT statement Different kinds of JOINs INNER JOIN OUTER JOIN (LEFT and RIGHT) FULL JOIN CROSS JOIN UNION.

425 views • 7 slides