SQL injection is a code injection technique, used to attack data driven applications, in which malicious SQL statements are inserted into an entry field for execution.
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2answers
42 views
Authentication check in index.php file
I am aware that this code is vulnerable for SQL injections, but I don't know how to avoid it.
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6
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1answer
133 views
mysql_safe_query()
I have been thinking of a sql-injection free implementation in dynamic languages. Here's what I came with. All the code was written just for fun and learning purposes.
I would like to share it and ...
4
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1answer
149 views
Validating user supplied input
I was assigned a task to fix the SQL injection flaw reported by a code analysis tool. I am not the original author of the code. I am fairly knowledgeable with SQL.
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2
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1answer
132 views
Secure login system
The assignment is to create a login system secured for SQL injections and XSS.
It's in PHP and I'm using PDO with prepared statements obviously. Which from my point of view should protect against the ...
2
votes
3answers
741 views
A very secure procedural MySQLI login script against injections
I know there are other ways to create a login script like Object Oriented, Prepared Statements and PDO, but how about those old MySQL PHP users like me trying to change from old style to the new ways? ...
5
votes
1answer
169 views
For a login portal, what security measures are needed to prevent unauthorized access?
I'm designing a login portal that has one angularjs page that displays/processes data queried from a database. I'm relying on a few php pages (a loginpage.php [verifies credentials/loads session ...
1
vote
1answer
43 views
How do i add prepared statements to this php code?
I'm really a newbie with code, and I wish to prepare all my statements to avoid SQL injection. I have searched a lot on the internet, but this wrapper/API doesn't look anything like the examples ...
7
votes
2answers
778 views
Preventing SQL injection by converting all characters to their ASCII values
In order to prevent SQL injection, I'm converting every character of a string to be inserted in the database into its ASCII value before performing the query. In order to read the value of the string ...
6
votes
2answers
4k views
Prepared Statements / MySQLi / PHP Registration/Login Form
I'm just looking for some feedback here. I'm fairly new to MySQLi & PHP, but I've been working at it for a bit now, and reading up on how to make secure login forms, avoid SQL injection etc. I'm a ...
2
votes
1answer
196 views
Securing a form with image uploads
I am using PDO prepared statements to store user entered input and store that input to the database. The code will store a text input and 5 uploaded images.
Will this code protect from data SQL ...
5
votes
2answers
1k views
Possible SQL injection vulnerability searching for a product by ID?
I want to be sure that this isn't vulnerable to SQL injection. If yes, then how can it be improved?
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1
vote
2answers
91 views
Inserting e-mail subscribers into MySQL
I'm new to Python and I am learning database connections from here.
This is the code I am using to insert e-mail subscribers into a table:
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3
votes
1answer
93 views
Calling a MySQL procedure with an arbitrary parameter on a GoDaddy website
I'm deploying a PHP project, and I always try to use prepared statements, but unfortunately, GoDaddy does not have the mod mysqlnd which I use it for the function ...
5
votes
1answer
116 views
Is this query really vulnerable?
Is the following query is vulnerable in terms of $itemstatus? I want to be sure about it. $yesorno is a user input which is ...
6
votes
2answers
946 views
Converting multiple query to use parameters to avoid SQL injection
I have some dropdownlist in my aspx page and I am using the choices from them in my SQL query:
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-1
votes
2answers
167 views
XSS vulnerability on website
I'm using these functions to filter all my input variables. I was quite confident it would protect my website from possible XSS and SQL injections, but there are still vulnerabilities.
Please suggest ...
0
votes
2answers
114 views
Does this code avoid SQL injection?
I have the following PHP code but I'm unsure, based on the many things I've read, whether or not this is actually safe from an SQL injection attack.
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6
votes
1answer
95 views
Secure way to store passwords
Here I'm trying to develop a simple framework for my own purpose. I'm using PHP and PDO. But, I'm still worried about my password security codes. Below I have posted my codes. it stored like these in ...
8
votes
4answers
1k views
Inserting 1 line into my SQL database
This is for adding code into my table really easily, however it will be called 2000+ times per second, so I need to know if this is the most efficient code to add a row to the database.
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5
votes
3answers
380 views
Regex to validate font names
/((([\w -]+)|("[\w -]+"))( *, *)?)+/
http://refiddle.com/18ql
I'm trying to use a PHP regex to sanitize a user input for a list of fonts. The above one seems to ...
10
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2answers
642 views
SQL injection safety check
I was wondering if my code is safe for sql injection.
This code just checks if the username exists in my db or not.
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7
votes
2answers
2k views
User registration and login
I am doubtful about the security of my PHP code. I am new to programming, but want to learn how to secure things, protect my databases from SQL injection, and other best practices. I'd like to know if ...
3
votes
2answers
682 views
POST security with PDO?
So I have some code that works as PDO. But is it secure? I'm trying to prevent SQL injection. This is my first PDO script and was hoping to see if it was done correctly. Here it is.
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4
votes
2answers
166 views
Injections and query
I made a class that connects to my DB and inserts some values. Is it secure or how can I protect this further from injections? The object declaration will come from variables with POST from a form, ...
1
vote
2answers
136 views
SQL Injection when not using variables
Do I still need to protect my code against SQL injection when I'm not using variables in SQL queries?
Is this code still vulnerable?:
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1
vote
2answers
74 views
Where to protect DB data against XSS injections?
To protect my web site against XSS injection, I am using OWASP Encoding Project.
Is it a good idea to protect all data retrieved in my DB to avoid XSS by going throuh all the data just returned by ...
6
votes
2answers
166 views
How is my injection protection?
What do I need to do to prevent injections? In addition, if I have any statement/parameter errors, please tell me.
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1
vote
1answer
219 views
How safe is my MySQL query?
I am using PDO for the first time in my project. In my previous project someone suggested me to use PDO as my queries were wide open to inject. I am pasting a sample code of my project. Can you ...
10
votes
4answers
780 views
Listing products from a database
I've this function to list products from database by category. I'm using prepared statements, but wouldn't this make it pretty pointless to use them?
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12
votes
4answers
5k views
Creating ADODB Parameters on the fly
I have put together a small wrapper class to simplify creating parameterized ADODB queries with VB6/VBA. At this point I'm keeping things simple, so it's only supporting input parameters and from what ...
4
votes
1answer
698 views
Making VBA generated dynamic SQL statements safe against injection
I need to use SQL extensively in VBA macros that I write. Since the DB is from our enterprise application, I use vendor's library for this.
I generate dynamic queries, sometimes with many ...
4
votes
1answer
1k views
Using POST data to call a function from a specified class
I've inherited a class in a project which is purposed to execute a function that exists in POST data from a specified class. I've tried to clean this up as much as possible as well as secure it ...
3
votes
4answers
210 views
SQL-injection mitigation script
I'll gladly appreciate it if you could review my code below and let me know if they are sufficiently secure.
My main website and these scripts will use same database, so I need to make sure they are ...
-1
votes
2answers
220 views
Search for a transaction
Could you have a quick look over my code to see if it's safe from SQL injection etc.. and suggest any amendments?
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3
votes
2answers
345 views
Confirming safety of SQL injection
I believe with everyone's help on Stack Overflow, I got my code safe guarded from SQL injection. I'm trying to confirm that is correct, just in case I misinterpreted the help and advice I received.
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3
votes
1answer
2k views
Codeigniter active record
I understand that I should use prepared statements to prevent SQL injection. Unfortunately, having read the PHP docs on the matter I am none the wiser. Here is one of my simple active record SQL ...
4
votes
4answers
303 views
Adding entries to an MS Access file using OleDB
In the following piece of code I am adding entries to an MS Access file using OleDB. The purpose of this post is to point out my bad programming practices and if I have created any security flaws ...
5
votes
6answers
1k views
Using OLEDB to connect to a MS Access 2007 file
I am working on a program which use OLEDB to connect to a MS Access 2007 file. My program has a possibility to add and delete records from file by using SQL statements which select deleted item by ID.
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2
votes
1answer
418 views
