Wednesday, 20 November 2013
Prevention of hackingTo prevent major hacking, which is unauthorised access to a computer or a computer network, you can keep your passwords safe, make them secure and hard to obtain, use plenty of different characters and numbers when making a password, also update your password regularly. Keep your anti-virus up to date also and make sure it's trusted. Norton is a good choice, shredding personal details will also help, using a cross shredder for extra security is a good choice. The user name and password should not have your name in it at all. An advantage of this is so you will not lose any personal data that may be very important to you. A disadvantage of this is the cost of the software, and the time you spend preventing hacking.Viruses
Viruses are a malicious program that attack your computer, these can get onto your computer without the user realising it. To remove a virus and to protect against them. Make sure you have a firewall up and running and that is trusted and have an anti-virus installed. I recommend to use the stateful filter as it check against a secure database of info. Norton is the best anti-virus to use. This should be ran every night when on hibernate, so it does not interfere with work. Free versions are also available and then you can update for a fee. An advantage of the software is it prevents data corruption and minimizes authorisation into the system. A disadvantage to this is the fee of the pro versions of the software, and you will have to constantly update the software.Firewall on site performanceThis is a barrier that protects your computer from hackers and offensive websites, there are 3 different methods, Packet filtering, proxy and stateful. High security blocks everything. I would recommend you set the firewall at medium to high level so it lets through info, but block out proxies and hacking. I would recommend Windows defender firewall as it is free. The advantage of having a firewall is it helps to protect your system by filtering unauthorised access and websites that may not be safe. An disadvantage to this is that if set to a high level, the firewall will filter too many things, prevent access and also slows traffic down when checking the files.Identity theft This occurs when personal details are taken from somebody and these details are used fraudulently. You can prevent this by using strong passwords, by checking https, check statements and shred papers containing details. I would recommend protecting against this by not using names or personal data in usernames/passwords. Shredding documents is also a good option, try not disclose any personal info also. Different levels to servers. An advantage of preventing this is that your details will remain safe and you will keep your money protected. A disadvantage to this is it will take more time, and you will have to constantly change passwords and perform security updates. The cross shedding method will also cost money.RSA CertificatesRSA Certificates are an encrypted link that's between the client and server. For example a webserver and browser, or a mailing service and a mail client. Data is via certificates for private and public key pairs. I recommend setting up the bit encryption as high as possible, the more bits, the more scrambling thus making this harder to hack. Make sure your Certificate is updated and protected. An advantage to these certificates is that they act as a private and public key. this will make your data a lot safer. A disadvantage to this, is you will need the SSL to be paired up, and you will also have to have a private and public key.SSLSSL is a authentic encryption for the internet, it uses an algorithm. Public and private key pairs are also used for SSL, the private key decrypts from the public, and the private is used to encrypt. Advantage of SSL is that it makes your packet data safer, on the other hand, the disadvantage being that it will have to travel through a specific port, and this will take longer.
Alternative Authentication MethodsThese are a device which can be used electronically to prove somebody's ID, this could be fingerprint, signature, key, pin or random number. These use encryption and decryption. The advantage to this is there is much less chance of somebody being able to use your fingerprint. The disadvantage to these methods is the cost involved, as these methods will cost more than regular methods and are more time consuming.Strong PasswordsA strong password should contain at least 8 characters, with no ID info. The password should idealy have numbers in it also, maybe symbols and lower-case and capital letters to keep it very secure. A advantage to having a strong password is there is less chance of the account you own being hacked into. The disadvantage to this is having to remember your password.HTTPSHTTPS is a protocol, this uses port 443 as opposed to 80. This handles page requests and info from browser to server, using encryption. The name indicates a secure session. Important to log out afterwards, especially on a public computer. An advantage to having a HTTPS it is ideal for your order page and banking details, and it stops people from hacking the site. The disadvantage of HTTPS is it will take longer and you will have to use a password to access the information.
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