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Tag Archives: Security

10 things you can do as a developer to make your app secure: #9 Start with Requirements

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To build a secure system, you should start thinking about security from the beginning. Legal and Compliance Constraints First, make sure that everyone on the team understands the legal and compliance requirements and constraints for the system. Regulations will drive many of the security controls in your system, including authentication, access control, data confidentiality and integrity (and encryption), and auditing, ...

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10 things you can do as a developer to make your app secure: #6 Protect Data and Privacy

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This is part 6 of a series of posts on the OWASP Top 10 Proactive Development Controls. Regulations – and good business practices – demand that you protect private and confidential customer and employee information such as PII and financial data, as well as critical information about the system itself: system configuration data and especially secrets. Exposing sensitive information is ...

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10 things you can do to make your app secure: #4 Access Control

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This is #4 in a series on the OWASP Top 10 Proactive Controls: 10 things that developers can do to make sure that their app is secure. Access Control aka Authorization, deciding who needs what access to which data and to which features, and how these rules will be enforced, needs to be carefully thought through up front in design. ...

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10 things you can do to make your app secure: #3 Validate Input

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This is part #3 of a series of posts on the OWASP Top 10 Proactive Development Controls. Your first line of defence against attacks should always be to check all data from untrusted sources. Input validation is fundamental to application security, and a basic part of good defensive programming. This is simple, and obvious – and often done wrong.   ...

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10 things you can do to make your app secure: #2 Encoding Data

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This is part #2 of a series on the OWASP Top 10 Proactive Controls, the 10 things you can do as a developer to make your application secure. In the previous post, I explained why Parameterized Database Queries are so important in protecting applications from SQL injection, one of the most common and dangerous attacks. SQL injection is only one ...

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SQL Developer’s “Securely” Encrypted Passwords

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Recently, while at one of our customers’ site, the customer and I needed to get access to a database. On my machine, I had stored the password, but the customer obviously didn’t want to rely on my machine, and the password itself is hashed, so we couldn’t guess it. But guess what? Yes we can! I googled a bit, and ...

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10 things you can do to make your app secure: #1 Parameterize Database Queries

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OWASP’s Top 10 Risk list for web applications is a widely recognized tool for understanding, describing and assessing major application security risks. It is used to categorize problems found by security testing tools, to explain appsec issues in secure software development training, and it is burned into compliance frameworks like PCI DSS. The OWASP Top 10 for web apps, and ...

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