Published August 4, 2017

Security System Using Password by Arduino & Python

This project is meant to protect you from any thief who may try to hack the password to your system.

IntermediateWork in progress1.5 hours11,081

Security System Using Password by Arduino & Python

Things used in this project

Hardware components

Adafruit RGB Backlight LCD - 16x2

Arduino Mega 2560

LED (generic)

Resistor 221 ohm

Resistor 10k ohm

OpenBuilds Wire Cable - By the Foot

Digilent Pmod KYPD

i had used 4*4 matrix keypad

Software apps and online services

Arduino IDE

Pycom Pymakr Plugin

Story

Here is a security system that you can use to protect yourself from a thief. It can send you a message to your Google account to warn you of someone trying to open your system.

Code

#include<LiquidCrystal.h>
#include "Keypad.h"
const byte row = 4;
const byte col = 4;
char keys[row][col]={
  {'1','2','3','A'},
  {'4','5','6','B'},
  {'7','8','9','C'},
  {'*','0','#','D'}
};
char pass[] = {'1','5','9','D','C','0'};
char newpass[6];
byte rowpins[] = {22,23,24,25};
byte colpins[] = {26,27,28,29};
int i= 0,f =0,c=0,error =0;
Keypad mykeypad = Keypad(makeKeymap(keys),rowpins,colpins,row,col);
LiquidCrystal lcd(7,6,5,4,3,2);
void print1(){
  lcd.clear();
  lcd.setCursor(0,0);
  lcd.print("Enter password ");
  lcd.setCursor(0,1);
   
  
}

void setup() {
  Serial.begin(9600);
  pinMode(13,OUTPUT);
lcd.begin(16,2);
lcd.setCursor(0,0);
lcd.print("* hello there * ");
delay(2000);
print1();
}

void loop() {

  char key = mykeypad.getKey();
  if(key !=NO_KEY && i<6){
  lcd.setCursor(i,1);
  lcd.print("*");
  newpass[i] = key;
  if(newpass[i]== pass[i])
  c++;
  i++;
  }
  if (c == 6){
    delay(500);
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("correct");
    digitalWrite(13,HIGH);
    delay(1000);
    digitalWrite(13,LOW);
    i=0;
    c=0;
    error = 0;
    print1();
  }
   
  if (c<6 &&i ==6){
        delay(500);
    lcd.clear();
    lcd.setCursor(0,0);
    lcd.print("Invalid Password");
    delay(1000);
    i=0;
    c=0;
    error++;
    if (error == 3){
      lcd.print("Invalid Password");
      lcd.setCursor(0,1);
      lcd.print("u must waite ");
      delay(1000);
      Serial.println("NNMM");
      
      for (int i=180;i>=0;i--){
        
        lcd.setCursor(13,1);
        lcd.print(i);
        delay(1000);
      }
      }
      else
      print1();
    }
  

}

import serial
import smtplib
from email.mime.text import MIMEText
acc = str(input("Enter your gmail account: "))
pas = str(input("Enter your gmail account password: "))
anacc = str(input("Enter the recipient account: "))
ser = serial.Serial("COM3",9600)
x = ser.readline()
x=x.decode("utf-8")
if (x[0] == "N"):
    s =  smtplib.SMTP("smtp.gmail.com",587)
    s.starttls()
    s.login(acc,pas)
    msg = MIMEText("<h1>Your system</h1><p>Hello man\n someone is trying to guess on your password"
                   +" blacky*</p>","html")
    msg ['Subject'] = "about your system"
    msg ['From'] = "Arduino"
    msg ['To'] = "blacky"
    s.sendmail(acc,anacc,str(msg))
    s.quit()