shivampip / yash_demo

Yash

Client Server Architecture

SERver= computer

Localhost:

Internet

IP: 45.234.34.2

www.yashsahu.com

yout comp. => 34.56.101.23

DNS=Donmain Name Server

Domain IP

yashsahu.com 34.34.32.23

shivam.com wr.w.we.r34

{

card_no: "232 23 23 21312 3",

cvv: "456"

}

Packet Snipfing

HTTP: No trasport layer secritye

HTTPS: yash1234 => s#cR3v4

Server

A computer

IP:PORT

23.45.654.2:450

23.45.654.2:451

Request Methods

CRUD: Create, Read, Update, Delete

• GET: (Read)
  • Data in URL
• POST: Data manupulation: (Write, Update, Delte)
  • Hidden data
  • Binary data
• PUT/PETCH: Update
• DELTE: remove

Response Codes

200: OK

404: Not found

Connection with Server

http/https- stateless

• Request kari
• Auth
• Reqser
• Ack.

socket connection: (stateful)

callServer

PersonCloth

pink-water

Minify

.wrapper{

​ color: red;

​ bg: yellow;

}

.wrapper{color:red; bg:yellow;}

iFrame

DDoS attack: '

Server check: request origin

iFrame

Ankit.com (yash.com)

SEO

• Google: Page Rank Algo.

• Web Crawler:

  • Domain:
    • .gov.in
    • .org
    • .com
    • .in
    • .uk

• User: shivam agawal

• Duration : 10s

• Google: second highest bidding

  • Cricket game online (keyword)
  • Shivam: 2$
  • ANkit: 5$
  • • Top grade
  • Yash: 12$
    • Normal

• yashsahu.com

  • Home
  • Aritcle
  • About Me
  • Contact
  • Personal Diary

  robot.txt

  exclude "Psersonl Diary"

• Load Balancer

• yash.com

• Amazon.com

  • Cluster of servers

• Most common OS for server: Linux

SQL Injection

username: input

password: input

SELECT * FROM USERSS WHERE username=yash; DELETE TABEL users; , password=yash123

username: yash; DELETE TABEL users;

if(username is valid or not)