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advanced45-60 minutes
How to Recover from DNS Poisoning
Steps to identify and recover from DNS cache poisoning attacks
❌ The Problem
Users being redirected to malicious sites due to DNS poisoning
✅ The Solution
Clean compromised DNS caches and implement preventive measures
Your Progress
0 of 7 steps completedStep-by-Step Instructions
Step 1
Verify DNS poisoning symptoms
Step 2
Flush all DNS caches
Step 3
Update DNS server software
Step 4
Implement DNSSEC
Step 5
Monitor DNS queries
Step 6
Block malicious domains
Step 7
Educate users on risks
Tools You\'ll Need
💡 Pro Tips
- • Take your time with each step - rushing can lead to mistakes
- • Document your findings as you go for future reference
- • Test changes in a safe environment before applying to production
- • Consider having a rollback plan before making significant changes
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