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One SQL Query That Could Destroy Your Entire Database (And How Hackers Use It)
- SQL Injection attacks are a common and dangerous threat in cybersecurity, allowing attackers to bypass logins and access sensitive data.
- Attackers can bypass login mechanisms using SQL Injection by exploiting vulnerable login scripts.
- By using techniques like UNION to merge tables, attackers can dump sensitive data like credit card numbers from databases.
- SQL Injection can be used to execute destructive queries like deleting entire databases in a single line of code.
- Prevention methods include using parameterized queries, input validation, and avoiding dynamic SQL query building.
- SQL Injections can also be used for remote command execution, allowing attackers to control operating systems through SQL commands.
- Experts emphasize the importance of treating user input as hostile to prevent SQL Injection vulnerabilities.
- Mitigating SQL Injection risks involves disabling features like xp_cmdshell and following least privilege principles for database accounts.
- SQL Injection attacks are favored by attackers due to their ease of execution and potent impact on databases and systems.
- Key takeaways include using parameterized queries, validating inputs, auditing permissions, and practicing safe environment simulations.
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