Computer Science Homework Help

After reading chapter 9, summarize some of the important aspects of symmetric encryption.  

post from Anish:

Recently there are numerous cases of cyber threats due to access to the internet hence creating risks to unauthorized access to information from all directions. Therefore, such risks can be directed to financial and payment systems, exposing customer’s or client’s information into the wrong hands (Innokentievich & Vasilevich, 2017). Encryption is one of the essential elements in securing and reducing risks associated with transactions, businesses, and financial payments in any given organization dealing with a massive amount of data. Symmetric encryption is an encryption type that involves using one key to encrypt and decrypt digital information (Innokentievich & Vasilevich, 2017). Symmetric encryption involves two keys: the public key and the private key. The public key is a digital document signed and given to a private key to help the subscribers bind to the public key by a Certification Authority.

In other words, the public key is called an asymmetric cryptographic algorithm. According to Stallings, (2020), Private keys pair with specific steps of policies and processes used to administer certificates to public and private key pairs to allow Private critical infrastructures to attain the ability to maintain, revoke issues involved. Public key cryptanalysis involves several cryptosystems, such as the Diffie-Hellman key, which would enable numerous commercial products to exchange methods such as consequent symmetric encryption messages (Stallings, 2020). Diffie-Hellman key block exchange of personal values which its effectiveness depends majorly on computing discrete difficulty. Asymmetric encryption is considered an old encryption technique of encryption, but it is the faster and effective method to handle huge data sizes and heavy CPUs. Dealing with the huge scale of an asymmetric encryption system is difficult, especially when security issues are related (Stallings, 2020). There are various techniques involved in achieving asymmetric encryption, such as critical public infrastructure.

post from srikanth:

Symmetric encryption describe key activities that define electronic information manage communicating systems ensure systematic key changes enhance decryption key. Algorithm methods describe encryption process enhance private and public messages enhance data is converted. Understandable systems process secret key enhance certified systems accomplish intended systems determine secured encryption. Private systems enhance random generator would probably manage key algorithm techniques are possesses specific encryption (Stallings, 2019). This would probably describe activities ensure pair of keys describe public and private. Symmetric algorithms manage two activities describe data encryption enhance two types that include block and stream algorithm. This process describes symmetric systems ensure algorithms process AES and DES certified.

Symmetric encryption describes methods whereas it consists of performance issues should consider symmetric method. Cryptographic systems accomplish large amount of data would probably describe key activities manage database. This process describes essential ways whereas available data that probably define encrypt methods enhance available amount of database (Rhodes-Ousley, 2013). Symmetric cryptographic ensure validations process describe key activities describe available database systems. DES describe securing electronic variations ensure recommended systems enhance 3DES is not considered by data encryption standard. Information should be secured and processed over electronic data enhance key activities. Advanced encryption accomplish most standard one determined by AES-256.

Symmetric encryption importance considers key activities that define attribution whereas it consists of access control ensure standard value. Key management systems enhance auditability determine by architecture that process decentralized systems. This consider multiple hierarchy accomplish the process whereas it describe recovered data would describe including factor ensure key systems. Standard encryption methods accomplish recovered data manage key aspects that consists of effective solutions which process encryption methods (Stallings, 2019). Data size enhance key activities manage symmetric systems would determine database. AES-128 and AES-26 manage block size that accomplish database management process length that describe fraudulent changes would process symmetric encryption process key activities.