The root Servers

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Summary• Root servers. What is it?

• Role of the root servers

• Level by level

• How important are the root servers?

• Security solutions

• Conclusion

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Root servers. What is it?

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Root servers. What is it?

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Root servers. What is it?

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Role of the root servers• Answer to all DNS request

• Provide redirection to DNS servers

• They maintain a directory of domain names and translate them to IP addresses.

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Level by level

gTLD ccTLD

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How important are the root servers?• If they are down = no resolving domain name

• If large problem = the whole internet will be affected

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Security solutions• Secure areas serversPhysical security

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Security solutions• Secure areas serversIs accessible only to authorized personnel (biometry)Is free of electrostatic or magnetic interferenceHas fire suppressionHas controls for temperature and humidity

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Security solutions• Secure administrative accesRestrict device accessibilityLog and account for all accessAuthenticate accessAuthorize actionsPresent Legal NotificationEnsure the confidentiality of data

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Security solutions

• Ideas for security ?

• Why security ?

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Conclusion

• No root server = hell

• Do not forget all possibilities

• Pay attention to the security

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