Encryption and how it works
Data Encryption by definition simply means a way of converting data or information( "plain-text") into an alternative form called "cipher text" or code. Whereas, it can only be accessed or decryption by an individual with the key.
Encrypt : this simply means to convert information into code.
Note : most important, it is said that data encryption does not include the use of password as a security measure
Encryption keys
Encryption keys created using cipher algorithm. This is a series of number or letters that would serve as the password to unlock the data or information
Application of data encryption
1. Electronic mails
encryption is mostly use in the world today to ensure and give maximum security to email and internet user in general. when you send mail from one person to another through the internet. However, we know that it is of a great important that hackers do not see the messages written inside the mail. in other not to be able to steal your information
2. Website security
However, we all must have heard about ssl which stand for secure socket layer. used for encrypting data whenever you are using your browser to search information through the internet. However, you are advice not to make payment and also share your ATM card details on any website without a ssl certificate. i.e, it is not secure. Therefore hackers can easily access your bank account and withdraw all your money.
Types of encryption
There are two main types of data encryption. but today we use ASYMENTRIC type of data encryption
- Symmentric is a type of encryption that occurs between two things agreeing to use a secret key or private key for encrypting their information. But seens the internet is an open place. So, that makes symmentric encryption useless.
- Asymmentric is a type of data encryption that involve the use of both private and public keys. For example, anyone can use the public key to send messages. Also the person with the private key can decrypt or decipher the information just to see what inside.
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