DNS and TLS questions

What is IP address?

• An IP address is a physical device used to connect computers together in a network.

• An IP address is a unique address that identifies a device on the internet or a local network

• A software program used for browsing the internet
• An IP address is a physical address for a computer used to access websites and online services securely.

A domain name is a u (a)   , easy-to-remember address used to access websites or devices.

The DNS is a system of records of ​ (a)   and ​ (b)   addresses that ​ (c)   clients to find the right IP address that corresponds to a hostname entered into it.

• domain names
• IP
• allows
• email
• MAC addresses
• URLs
• blocks
• prevents
• phone numbers

DNS types

• Recursive DNS

• Resolves domain names to IP addresses for public access.

• Resolver DNS

• Used by organizations to map domain names to IP addresses for internal use.

• Authoritative DNS

• Used by internet service providers to translate domain names into IP addresses.

DNS

• Public DNS

• Is used to block access to certain websites within a network.

• Firewall DNS

• resides behind a company firewall and only holds records of internal sites.

• Private DNS

• IP records are available to the public and can be accessed by anyone.

Please reorder TLS and SSL Versions development from 1994 to 2018

• SSL 1.0 and 2.0

• TLS 1.0

• TLS 1.1

• TLS 1.3

• SSL 3.0

What is SSL?

• Super Safe Language
• System Security Layer
• Software Support Level
• Secure Sockets Layer

What are differences between SSL and TLS?

• SSL and TLS are the same thing
• TLS is an older version of SSL
• SSL is more secure than TLS
• TLS is the successor of SSL and provides better security and performance.