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php Programming Glossary: escapedWhen to use single quotes, double quotes, and backticks? http://stackoverflow.com/questions/11321491/when-to-use-single-quotes-double-quotes-and-backticks quoted in PHP. Just make sure that you have properly escaped the variables for use in SQL. It is recommended to use an API..
Replace URLs in text with HTML links http://stackoverflow.com/questions/1188129/replace-urls-in-text-with-html-links XSS . Also you'll want ampersands in URLs to be correctly escaped as amp . You probably don't need support for IPv6 addresses...
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php it explicitly with just quotes will be automatically escaped making it easier to pass form data directly to msql queries..
PHP explode the string, but treat words in quotes as a single word http://stackoverflow.com/questions/2202435/php-explode-the-string-but-treat-words-in-quotes-as-a-single-word elit 5 dolor And as you can see it also accounts for escaped quotes inside quoted strings. EDIT A short explanation # match..
How do I set ORDER BY params using prepared PDO statement? http://stackoverflow.com/questions/2542410/how-do-i-set-order-by-params-using-prepared-pdo-statement but not order or direction . Is it not being internally escaped correctly Am I stuck inserting it directly in the SQL Like so..
http://stackoverflow.com/questions/2596837/curly-braces-in-string-in-php the string and then wrap it in and . Since can not be escaped this syntax will only be recognised when the immediately follows..
What is the difference between single-quoted and double-quoted strings in PHP? http://stackoverflow.com/questions/3446216/what-is-the-difference-between-single-quoted-and-double-quoted-strings-in-php are parsed . Double quote strings will display a host of escaped characters including some regexes and variables in the strings.. is that not even single quotes or backslashes have to be escaped. A nowdoc is identified with the same sequence used for heredocs..
http://stackoverflow.com/questions/3683746/escaping-mysql-wild-cards backslash but the and ' don't. Since they are all escaped with surely _ ' and should all appear the same i.e. all have.. are not wildcards in MySQL in general and should not be escaped for the purposes of putting them into normal string literals... queries In this scheme _ and are special and must be escaped. The escape character must also be escaped. According to ANSI..
Are mysql_real_escape_string() and mysql_escape_string() sufficient for app security? http://stackoverflow.com/questions/5414731/are-mysql-real-escape-string-and-mysql-escape-string-sufficient-for-app-secu value Can that be securely and accurately escaped that way NO Why because a hacker could very well still do this..
Compiling an AST back to source code http://stackoverflow.com/questions/5832412/compiling-an-ast-back-to-source-code regenerate escape sequences for characters that have to be escaped. PHP doubly quoted string literals may be a bit more difficult.. which characters in the string literal has to be escaped. Some languages allow upper or lower case keywords or even abbreviations..
What are the best practices for avoiding xss attacks in a PHP site http://stackoverflow.com/questions/71328/what-are-the-best-practices-for-avoiding-xss-attacks-in-a-php-site can do for successful XSS prevention. Also output must be escaped. If you use Smarty template engine you may use escape 'htmlall'..
How to include a PHP variable inside a MySQL insert statement http://stackoverflow.com/questions/7537377/how-to-include-a-php-variable-inside-a-mysql-insert-statement be enclosed in quotes. Therefore these quotes should be escaped in the data as well as some other characters using mysql_real_escape_string..
Replacing mysql_* functions with PDO and prepared statements http://stackoverflow.com/questions/8061185/replacing-mysql-functions-with-pdo-and-prepared-statements NOT vulnerable. As long as your strings being quoted and escaped they cannot modify or delete data maliciously . for the other..
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