what is the difference between using open authentication and pre-shared keys?
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What is the difference between using open authentication and pre-shared keys? ... Open authentication is used with wireless networks. Pre-shared keys are used with wired networks. Pre-shared keys require an encrypted secret word.
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The process works like this, as illustrated in Figure 1: When a user enters his or her username/password in a Kerberos environment, that information is sent to a server running the Authentication Service. The Authentication Service passes that information to a database called the Key Distribution Center (KDC).
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['Step 1: Create public and private keys using ssh-key-gen on local-host. ... ', 'Step 2: Copy the public key to remote-host using ssh-copy-id. ... ', 'Step 3: Login to remote-host without entering the password.']
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Digest Authentication communicates credentials in an encrypted form by applying a hash function to: the username, the password, a server supplied nonce value, the HTTP method and the requested URI. Whereas Basic Authentication uses non-encrypted base64 encoding.
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Chaining is mostly used when it is unknown how many and how frequently keys may be inserted or deleted. Open addressing is used when the frequency and number of keys is known.
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WEP Open is an authentication type in WEP that does not need to provide credentials to the Access Point during the authentication while WEP Shared is an authentication type in WEP that requires four step challenge-response handshake to accomplish authentication.
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Difference between Basic Authentication and Windows authentication. Windows authentication authenticates the user by validating the credentials against the user account in a Windows domain. Basic authentication verifies the credentials that are provided in a form against the user account that is stored in a database.
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The public key is used to encrypt and a private key is used decrypt the data. The private key is shared between the sender and receiver of the encrypted sensitive information. The public key is also called asymmetric cryptography.
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OpenID is an open standard and decentralized authentication protocol controlled by the OpenID Foundation. OAuth is an open standard for access delegation. OpenID Connect (OIDC) Combines the features of OpenID and OAuth i.e. does both Authentication and Authorization.
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ssh between systems is fine so long as it's limited to just files like authorized_keys , config , and known_hosts . If you want two hosts to be able to access each other, each host needs its own private SSH key, which must then be added to the other host's authorized_keys file.
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The basic idea behind PKCE is proof of possession. The client app should give proof to the authorization server that the authz code belongs to the client app in order for the authorization server to issue an access token for the client app. ... Both the code verifier and the code challenge is created by the client app.
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The public key is tied to a particular person's identity, and anyone can use it to send them a message. The sender sends their encrypted PGP session key to the recipient, and they are able to decrypt it using their private key. Using this session key, the recipient is now able to decrypt the actual message.
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bcrypt is designed to be slow and not to allow any shortcut. It takes more effort to brute force attack the password. The slower the algorithm, the less guesses can be made per second. The extra time won't be noticed by a user of the system, but will make it harder to crack the password.
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Both keystore and truststore is used to store SSL certificates in Java but there is subtle difference between them. truststore is used to store public certificates while keystore is used to store private certificates of client or server.
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The main differentiator between these three players is that OAuth 2.0 is a framework that controls authorization to a protected resource such as an application or a set of files, while OpenID Connect and SAML are both industry standards for federated authentication.
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What is a difference between symmetric and asymmetric encryption algorithms? Symmetric encryption algorithms use pre-shared keys. Asymmetric encryption algorithms use different keys to encrypt and decrypt data.
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AES is a symmetric algorithm, so it does not have public and private keys - only a shared secret. A public key is linked to a private key. The public key (RSA) is distributed to the 'wild' and anyone who wants to send an encrypted file (generically speaking here), they will request the public key and encode against it.