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  Social Engineering attacks and their types: Social engineering attacks are used to gain access to the system and carry out actions that reveal confidential/secret information of the user. It makes the user break the security procedures and tricks to gain access to the system. There are different types of social engineering attacks such as- Phishing – Attackers create a similar fake website and acquire personal and bank details through this. He targets customers through email and other means. Spear phishing – Similar attack like phishing but the target is narrow towards a specific group. Vishing – Attack through phone as a medium Pretexting – Based on a scripted scenario, used to extract PII. The attacker resembles himself as a known person. Baiting – Attacks happen through download links, infected USB’s etc. Denial of Service Attack vs Distributed Denial of Service Attack: S.no DOS DDOS 1 In DOS, the attacker uses a single computer and internet connection to flood the target resourc

Top 10 Secure Computing Tips:-   "Top 10" List of Secure Computing Tips Tip #1 - You are a target to hackers Don't ever say, "It won't happen to me." We are all at risk and the stakes are high - both for your personal and financial well-being and for the university's standing and reputation.  Cybersecurity is everyone's responsibility. By following the tips below and remaining vigilant, you are doing your part to protect yourself and others. Tip #2 - Keep software up-to-dat e Installing software updates for your operating system and programs is critical. Always install the latest security updates for your devices: Turn on Automatic Updates for your operating system. Use web browsers such as Chrome or Firefox that receive frequent, automatic security updates . Make sure to keep browser plug-ins (Flash, Java, etc.) up-to-date. Tip #3 - Avoid Phishing scams - beware of suspicious emails and phone calls Phishing scams are a constant threat - using variou

  Sum of Digits of a Five Digit Number Objective The modulo operator,%, returns the remainder of a division. For example,  4 % 3 = 1  and  12 % 10 = 2 . The ordinary division operator,  / , returns a truncated integer value when performed on integers. For example,  5 / 3 = 1 . To get the last digit of a number in base 10, use as the modulo divisor. Task Given a five-digit integer, print the sum of its digits. Input Format The input contains a single five digit number,  . code- #include   < stdio.h > int   main ()   {    int   num ;    int   digit ;    int   sum = 0 ;    scanf ( "%d" ,   & num );       while ( num > 0 )    {      digit   =   num   %   10 ;      sum   =   sum + digit ;      num   =   num   /   10 ;    }    printf ( "%d" , sum ); return   0 ;   }