Security

Security

1. Authentication

   • Requires users to prove their identity so a system can know they are genuine
   • Passwords
     • Are the most common type of authentication, almost every user use this for security
     • Biometrics
       • Is the process where the authentication is relationated with a part of the body, as it could be fingerprints, eyes, face or voice,
       • Hacking
         • When gaining access or authorisation to computer systems, exploits weaknessess.
         • Social Engineering
           • Is manipulating people, is an easy trick and it can reveal passwords.
           • Packet Sniffer
             • Is a program that captures data when travelling on the internet
             • Key Loggers
               • This are designed to capture when the users write something, this records every keystroke they press.
               • Password Cracker
                 • Is a program designed with an specific algorithm to detect some passwords.
                 • Dictionary Attack
                   • Uses a list of every english word to see if one of those is a password.
                   • Brute Force
                     • Are methods to try literally every single word that could be used for a password.
                     • OS fingerprinting tools
                       • They are used to give more info about a targeted system, this could help a hacker to know about a targeted network.
                       • Security Patches
                         • Software developers are constantly sending new patches for helping against hackers.
                         • Vulnerability Scanner Tools
                           • This is used to test the different vulnerabilities of a system or network, helping with your security.
         • Viruses
           • Also known as malware, are malicious programs programed for attacking a network connected device.
           • Macro Viruses
             • Are programed in a certain way, the macro programming, is designed for automate tasks in some type of software, heavy viruses.
             • Worms
               • Similar to animal worms, it will replicate in a lot of networks when opened, it destroys slowly everything.
               • Trojan Horses
                 • Similar to the original trojan horse, this is a virus that seems like a normal apk or application, but when instaled and opened it starts destroying the software.
                 • Botnet
                   • Is a group of computers made for disturbing a system.
                   • Spyware
                     • It's like a spy, it monitors everything the users do with the device, system and network, to recopilate information that could be used later.
                     • BlackLists
                       • Some anti-virus software had blacklists, used for preventing access to some websites.
                       • Zombies
                         • Are like fake users, used by criminals to use it as botnets, it only spams and disturbs the security of the users.
                         • DDS
                           • It is used to distribute the botnet and zombie attacks, it is used to attack huge areas or networks.
                           • Drive-by Downloads
                             • Those are programs that are installed without the users consent, it is usually done when you visit a suspicious website.
                             • Denial of Service attacks
                               • Is bombarding a computer system with a lot of requests that is unable to support.
                               • Spam
                                 • Are unwanted messages, sometimes in a huge quantity, used to disturb the user.

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