Security red line SQL blind note summary
Security level: high
Security risks: data entries and tables may be viewed, modified, or deleted.
Possible causes:
Hazard character clearing is not performed correctly for user input
Technical
First, the SQL theory question 1. What does a trigger do?A: A trigger is a special stored procedure that is executed primarily by triggering an event. It can enforce constraints to maintain the integrity and consistency of data, and can track
1. SQL injection is difficult to defend against. A dozen characters, such as select and delete, must be replaced.
It turns out that it is better to replace the single quotation marks with two single quotation marks when dealing with character-type
Development Tools
Web Developer 1.1.8
Https://addons.mozilla.org/en-US/firefox/addon/60It provides some practical tools for webpage (x) HTML, scripts, multimedia, CSS, caching, and images in the form of a toolbar. So that we can easily obtain
Development Tools
Web Developer 1.1.8
Https://addons.mozilla.org/en-US/firefox/addon/60It provides some practical tools for webpage (x) HTML, scripts, multimedia, CSS, caching, and images in the form of a toolbar. So that we can easily obtain
Most web designers and front-end engineers will use Firefox (Firefox), because Firefox's rich web development auxiliary plug-ins can provide us with many good features, such as Html,css,js error, find bugs, and so on. So here are some of the current
Asp.net| security guarantees that the application's security should start when writing the first line of code, for the simple reason that as the scale of the application grows, the cost of patching up the security vulnerabilities increases rapidly.
web| Security | solve
One, can not blindly believe that user inputTwo or five kinds of common asp.net safety defects2.1 Tamper Parameters2.2 Tamper Parameter bis2.3 Information leaks2.4 SQL Injection attack2.5 Cross-station script executionIii. use
The JS JSP standard Tag library (JSP Standard tag Library,jstl) is a set of custom tag libraries that implement common functions commonly used in WEB applications, including iterative and conditional judgment, data management formatting, XML
Js
The JSP standard Tag library (JSP Standard tag Library,jstl) is a set of custom tag libraries that implement common functions commonly found in WEB applications, including iterative and conditional judgment, data management formatting, XML
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