| 2013 | Term Paper: Redesigning Security Operations 1 Identify what you perceive to be the five (5) most concerning threats to the network, computing environment, and the database operations of the company Data security Threats: Data face many threats in various forms which can accessed by unauthorized people who can misuse it and can damage the company. Here is the series of potential risks and attacks which the data could face: Data tempering: for the data to be more mores secure t is essential that it should not be modifies or viewed by anyone .in the environment some external parties can perpetrate the data by intercepting in the transit and could changes some parts of that data before it is retransmitting. .Data theft: for the …show more content…
Collecting data is called accounting or auditing. For networks with strict security policies, audit data should include all attempts to achieve authentication and authorization by any person. It is especially important to log "anonymous" or "guest" access to public servers. The data should also log all attempts by users to change their access rights. Data Encryption Encryption is a process that scrambles data to protect it from being read by anyone but the intended receiver. An encryption device encrypts data before placing it on a network. A decryption device decrypts the data before passing it to an application. A router, server, end system, or dedicated device can act as an encryption or decryption device. Data that is encrypted is called ciphered data (or simply encrypted data). Data that is not encrypted is called plain text or clear text. Encryption has two parts: • An encryption algorithm is a set of instructions to scramble and unscramble data. • An encryption key is a code used by an algorithm to scramble and unscramble data. Public/Private Key Encryption Public/private key encryption is the best known example of an asymmetric key system. With public/private key systems, each secure station on a network has a public key that is openly published or easily determined. All devices Firewalls As A firewall has a set of rules that specifies which traffic
Encryption technique is the translation of data into a secret code that will prevent hackers or identity thieves from being able to break or read the data that is sent across the network.
When a fellow general received the message, he would wrap the paper around his corresponding scytale to decipher the message (Tyson 2014). Since the advent of computers though, encryption has become increasing important and relies almost solely on cryptographic means to secure information. When speaking about encryption today, it refers more to the process rather than the mathematical formulas used to scramble data. The basic idea behind encrypting a computer message is such that it is scrambled with a sequence of random bits, known as a key, and only parties with the corresponding key can transpose it back into a comprehensible format. These keys are created via a cipher, otherwise known as an algorithm. When a user sends a message, known as the plaintext, across a network, the computer applies an algorithm to the information to encode it, resulting in a ciphertext (Encryption Basics 2014). This method can be best summarized visually:
Encryption is the conversion of electronic data into another form, called cipher text, which cannot be easily understood by anyone except authorized parties. The primary purpose of encryption is to protect the confidentiality of digital data stored on computer systems or transmitted via the Internet or other computer networks. Modern encryption algorithms play
Encryption is a method of encoding a message or information before sending it, so unauthorized users can’t access it without permission and only the person who has authorised access to it can decode it. Encryption is used to keep things secure and keep things confidential within the organisation. For example let’s say you have a chat with a friend on Skype, when you’re sending a message to him, that message will display as random symbols until he receives it, which then decodes it and makes it so that only he can read it. This allows the communication to be secure and private, no one will be able to know what the message says.
An encryption algorithm takes the original message and encodes it using the encryption key and creates an encrypted message. The only way to retrieve the original message is by decrypting the message using the encryption key. If the encryption key uses a 128-bit key is the same as saying that there are 128² possible key combinations. Algorithms are classified
To understand encryption, you must place yourself into the internet of the 90’s. At the time the internet was still new, all the data could be seen and accessed easily.The problem was that anyone could access your information and read it. This was a major issue because at that time, internet privacy was almost impossible.
VPN is a private network that uses a public network, usually internet, to connect remote sites or users together. It uses virtual connections routed through the Internet from the business's private network to the remote site or employee. VPN is used mostly by the employees who prefer to telecommute or work away from the office. By implementing VPN, the businesses make sure the data is encrypted and can’t be read by the ones who try to intercept the data. The computers at each end of the tunnel encrypt the data entering the tunnel and decrypt it at the other end. An encryption key determines what computations to perform on data in order to encrypt or decrypt it, however, a VPN needs more than just a pair of keys to apply encryption. Hence, a
1. What are some of the emerging IT security technologies that should be considered in solving the Problem related to the case?
In ancient Egypt, both males and females wore wigs made either from human hair, sheep's wool or vegetable fibers, depending upon their social status. There were a number of benefits for Egyptians from shaving their heads. First it was more comfortable in the hot Egyptian climate not to have hair. Secondly, a baldhead helped avoid the danger of an infestation of lice, which was a problem at that time. However, it appears that Egyptians preferred having "hair" which resulted in the creation of wigs that gave the appearance of hair. The new wigs also protected the Egyptians' baldheads from the brutal sun. Wigs became part of daily wear for the Egyptian people indicating a person's status as well as their role in a
Symmetric cryptology-also known as single key encryption-has been in existence for several decades. It is the most widely used. Symmetric encryptions consist of five components: plaintext, encryption algorithm, secret key, ciphertext, and decryption algorithm. Additionally, in order for the
“Encryption is a way to enhance the security of a message or file by scrambling the contents so that it can be read only by someone who has the right encryption key to unscramble it” (Microsoft). Encryption uses an algorithm to change plain text data to cipher text. It played a very important role in wars and in military circles to protect top secret information from foreign countries.
Encryption is a method of programming data for security so that it appears to be random data. Only the people sending and receiving the information have the key to decrypt the message, which will put it back into its original form making it readable. The only people with the key are the people who are intended to read the message. Not many people know what encryption is. I took a survey of twenty students and asked two questions. The first question I asked was do you know what encryption means and the second question I asked was have you ever heard of anybody using encryption. This is a chart of the information I received:
In a VPN, computers at the ends of the tunnel encrypt data entering the tunnel and decrypt data at the other end. Encryption is the mechanism of encoding data so that only a device with the correct decoder will know how to read and use it.
Cryptography is the practice and study of techniques for secure communication in the presence of third parties. The art of protecting information by transforming it (encrypting it) into an unreadable format is called cipher text.
Encryption is a method of converting plain text to cipher text using some base keys and