Security

Security

1. Avoid problems and security

   • Public key encryption: Uses a key pair, a pubilc key wich only for encryption, and a private key which is used only for encryption
   • Spam Filters: Som email providers have a system to reduce the amount of the spam, this helps a lot to avoid some emails that contains malicious content.
   • Avoid malicious software: Exists a lot of ways that can help whit an infected device like: Anti virus, browser security, etc.
   • Encryption: Is needed to protect data from unauthorised access when it is is sent over untrusted network like the internet
   • Guarding against Phishing: The most important rule is that will never request ersonal details in an email unsolicited phone call, email, etc.

2. VIRUSES, HACKING and MALWARES

   • Hacking: Is when a unauthorised user acces to your system, it can stole important information and spy
   • Worm: Its like a virus but it dont hace interaction with a user.
   • Viruses: Are malicious programs that are created to make damage to the systems.
   • Denial of service attacks: Consists in show a lot of requests that is difficult to keep up, this slows the system and make problems.
   • Drive - by downloads: Are programs which are dowlaned when you dont want it.
   • Impacts of malicious software: The principal impact are the data destruction, some spy, other stoles informatiot, but some are very destructive.
   • Rootkits: Infect root user and its mord difficult to remove than a hardware.
   • Spyware: Is a malware that spy user actitivies whitout his permission.
   • Trojan Horses: Are like malwares that are hidden in some archieves to enter in th computer when you dowland it.
   • SPAM
     • Finding email addres: Use spam bot to look for a valid email addresses.
     • Impacts of spam: Its more possible that have a malware infection if you recieve spam, losing a lot of important and personal information that someone can use to threaten you.
     • Spamming techniques: Some of the techiques consist in send a lot of mails waiting that you open it, if you ofen the email, it can have worms or virus that can stole information.
     • Spam: Is recive unwanted messages in a massive number, this could be a trap to stole information.
     • Web bugs: Are links that provide a image to spammers proving that your email is valid.
   • PHISHING
     • Phising: Consist in stole important information like bank account, important paswords, ets. This could be very danger, because can stole money.
     • Identity theft: Steal somebody personal data to impersonate them

3. User identification

   • Authentication: Is needed that the user give a prove to identify to the system that is genuine
   • Security updates: Its when a softwware need a renovation o patch of the system.
   • Pasword: Is the most common security data, it consist in create a key that will be one identify you.
   • Biometrics: Is a process that consist in use a human body part to to identify the user