0
What is the difference in data encryption and data compression?
Wiki User
∙ 11y ago
Even though both data compression and encryption are methods that transform data in to a different format, the golas tried to achieve by them are different. Data compression is done with the intension of decreasing the size of data, while encryption is done to keep the data secret from third parties. Encrypted data cannot be decrypted easily. It requires the possession of a special piece of information called a key. Uncompressing compressed data do not require such special knowledge (such as a key), but it might require some special hardware depending on the data type.
Wiki User
∙ 11y ago
Add your answer:
Earn +20 pts
What is the difference between a compression and a refraction?
the difference is a rarefaction needs vibration i believe i'mnot sure
What is the difference between reliable and replicable data?
Reliable data is trusted data that can be used without doubt. Replicable data is data that is allowed to be copied or can be duplicated.
What is the difference between storage media and data media?
The difference between storage media and data media is that data media allows data to pass through them unlike the later which keeps (stores) data. Examples of storage media are compact disk (CD) and hard disk whereas examples of data media are telephone lines, coaxial cable and LAN.
What is the difference between an experiment and investigation?
An experiment tests a hypothesis; an investigation mainly collects data.
What is the difference between investigation experiment demonstration and discrepant event?
an experiment tests an hypothesis while an investigation is collecting data
Is it most encryption programs compress files?
No. Encryption is not compression. Compression occurs before (and possibly again after) encryption when outgoing, and reversed when incoming. In all probability, the encrypted file is likely to be a few byes larger than the original source data, but since compression is applied first, the overall transmission is likely to be smaller than the source.
Is there a way algorithm to encrypt more numbers in one number and can decrypt?
Yes, there are several algorithms for data compression, that is, store data in less space than it usually needs. However, not all data can be encrypted. Encryption basically takes advantage of some sort of repetition in data; once all repetition has been eliminated, data can be encrypted no more.Yes, there are several algorithms for data compression, that is, store data in less space than it usually needs. However, not all data can be encrypted. Encryption basically takes advantage of some sort of repetition in data; once all repetition has been eliminated, data can be encrypted no more.Yes, there are several algorithms for data compression, that is, store data in less space than it usually needs. However, not all data can be encrypted. Encryption basically takes advantage of some sort of repetition in data; once all repetition has been eliminated, data can be encrypted no more.Yes, there are several algorithms for data compression, that is, store data in less space than it usually needs. However, not all data can be encrypted. Encryption basically takes advantage of some sort of repetition in data; once all repetition has been eliminated, data can be encrypted no more.
What NTFS feature is incompatible with EFS encryption?
Compression
Is data encryption software available for free?
"Yes, there is some data encryption software that is available for free. Some other data encryption software has a fee. Sometimes, you can find data encryption software that costs a fee after a free trial offer."
Where encryption done?
If we want to transmit the most secret data, we can use encryption process and transmit the data to the receiver. this process is called as encryption. regds nataraj
What are example files of data encoding?
Not to be flippant, but every file is an example of data encoding. Before data can be stored in computer memory or in a disk file, it first has to be digitally encoded in binary. The binary encodings can then be further encoded using encryption or compression.
Is compression a form of encryption?
No, it's not but some compressed files can be encrypted.
What is the difference between lz77 and lz78 in data compression?
y dnt u find it.....urslf
How many bits does WEP encryption use to scramble data packets?
the answer is 40 bits the other person oviously dident realize the difference between computer type and WEP encryption any enjoy the answer
What are the three primary functions of the presentation layer?
Coding and conversion of Application layer data to ensure that data from the source device can be interpreted by the appropriate application on the destination device. Compression of the data in a manner that can be decompressed by the destination device. Encryption of the data for transmission and the decryption of data upon receipt by the destination.
What does disk encryption protect you from?
Disk encryption protects the data on a hard drive from being read by someone that isn't authorized. Disk encryption works by converting the information on the drive to unreadable data.
What is the data called when it is to be encrypted by inputting into an algorithm called?
Before encryption, the data is referred to as "plain text". After encryption it is called "cipher text".
