How to work VPN ?

VPN stand for virtual private network. It is used to create safe and encrypted connection.

------> when you see  a vpn , the data from the 
client is sent to a point in the VPN where it is encrypted and then  sent through the internet to  another point.At this point, the data is decryptedand sent to the server.when thw server send a response, the response is sent to a point in the VPN where it is encrypted and this encrypted data is sent to another point in the VPN where it is decrypted. and finally, the decrypted data is sent to the client. the whole point of using a VPN  is to ensure encrypted data transfer. 

Comments

Post a Comment

Popular posts from this blog

My SQL Data Type

                      -:Data Type:-                   ================ INT:-      A numeric type that can accept values in               the range of 2147483648 to -2147483647. DECIMAL:-    A numeric type with support for                                floating point numbers.   DATE:-    A Date field in the YYYYMMDD format   TIME:-    A Time field in the HH:MM:SS format DATETIME:-  A combined date/time type in the                              YYYYMMDD HH:MM:SS format. YEAR:-    A field specifically for year displays in                      the range 1901 to 2155,in either YY...
Read more

About of NIC

Image
A network interface controller is a computer hardware component that connect a computer to a computer network early network interface controller were commonly implemented on expassion cards that plugged into a computer bus.
Read more

DBMS With MySQL😊

Image
DBMS  stand for database management system.It is a software that designed for storing data, defining data ,retrieving data and manage all type records or data into the  database.                                           *----- DATABASE -----*                   ======================= Database refers to the collection of interrrelated data and Database management system (DBMS) is a computer program that manages a database effectively and efficiently. a number of diffrent application programs are written to extract records from and add records to the appropriate files. But this scheme has a number of major limitations and disadvantages,such as data redundancy (duplication of data), data inconsistency, unsharable data, unstandarized data,insecure data, incorrect data etc. A database  management system is answer for all these p...
Read more