
Review of Short Phrases and Links 
This Review contains major "Digital Signature" related terms, short phrases and links grouped together in the form of Encyclopedia article.
Definitions
 A digital signature is a "stamp" Bob places on the data which is unique to Bob, and is very difficult to forge.
 A digital signature is a transform performed on a message using the private key, whose integrity may be verified with the public key.
 A digital signature is a way for a sender of information to verify themselves to the receiver.
 A digital signature is a block of data that is unique to a party.
 A digital signature is a means of proving the identity of the message's author.
 Digital signature schemes have the property that signatures can only be computed with the knowledge of a private key.
 Maßnahmenkataloge zum Gesetz zur digitalen Signatur BSI guidelines for implementing the German digital signature law (algorithms, protocols, and services).
 Alice creates a digital signature s by exponentiating: s = m^d mod n, where d and n belong to Alice's key pair.
 Digital signatures cryptographically bind an electronic identity to an electronic document and the digital signature cannot be copied to another document.
 In some digital signature systems, a party attests to a document by publishing a public key signature on a hash of the document.
 Digital Signature Systems described in this Law are not compatible with international standards.
 RSA can be used both for encrypting information and as the basis of a digital signature system.
 The digital signature system mandated uses asymmetric encryption.
 Two features of a digital timestamping system are particularly helpful in enhancing the integrity of a digital signature system.
 Digital signature creation uses a hash result derived from and unique to both the signed message and a given private key.
 Examples of digital signature protocols include DSA and ElGamal.
 Message Digest algorithm developed by Rivest for digital signature applications (and optimized for 32bit machines).
 XML Digital Signature and XML Canonicalization The digital signature is a requirement when exchanging information in an untrusted network.
 Applications of hash functions are used by MACs, digital signature algorithms, key derivation functions, and random number generators.
 The digital signature algorithm is DSA and the hash function is SHA.
 There are four major components of Capstone: a bulk data encryption algorithm, a digital signature algorithm, a key exchange protocol, and a hash function.
 To ensure message integrity (that the message was not changed enroute from the sender), the sender creates a digital signature.
 A digital signature can also be used to verify that information has not been altered after it is signed; this provides message integrity.
 Publickey digital signature algorithms can be used for sender authentication and nonrepudiation.
 For example, use of an asymmetric digital signature algorithm, such as RSA, could provide nonrepudiation.
 A library for the TMS320C54x DSP, contains algorithms for symmetric block ciphers, oneway hash functions, public key encryption and digital signature.
 PGP uses a oneway hash function to create a digital signature.
 This algorithm is used when operations are performed using either the key exchange or digital signature key pair.
 The key exchange, digital signature, and encryption algorithms are based on RSA public key cryptography.
 Digital signature technology grew out of public key cryptography.
 Digital signature technology is the only known technology today that can provide the requisite characteristics of a secure electronic signature.
 Digital Signature A digital signature is the digital equivalent of a handwritten signature.
 In some situations, a digital signature may be as legally binding as a handwritten signature.
 A Digital Signature, unlike what the layperson might think, is not a digitized copy of your handwritten signature but an encryption scheme.
 In contrast, a digital signature is generated using the private key of a key pair, which is asymmetric encryption.
 The Digital Signature Standard (DSA) is a public key signature algorithm that works as just described.
 Secure Hash Algorithm (version 1) is a message digest algorithm developed by NIST, along with the NSA, for use with the Digital Signature Standard (DSS).
 The SHA (aka SHA0) hash function was developed for the US government in 1995 for use within the Digital Signature Standard.
 RSA public key cryptography, DiffieHellman Key exchange, DSA digital signature, they are all just a few procedure calls away.
 The DSS specifies a Digital Signature Algorithm (DSA) for use in computing and verifying digital signatures.
 In this example we will generate a publicprivate key pair for the algorithm named "DSA" (Digital Signature Algorithm).
 The authentication length MUST be set to zero and the authentication data excluded when calculating the digital signature.
 The digital signature in the authentication data MUST be calculated over the entire packet, including the header.
 Both the digital signature and the public key are often appended to signed copyrighted works (or they may be stored in a header).
 For example, in a digital signature application, the canonical form can be substituted for the original document without changing the digest calculation.
 For example, in a digital signature application, a document is often retrieved and processed prior to signature generation.
 These documents will be in clear text, but an accompanying digital signature can be used to verify that they are neither forged nor altered.
 Canonicalization and digital signature of documents.
 JavaSign is a software written in Java that works to compute the digital signature of documents, and so verify them securely and reliably.
 Undeniable signatures are a form of digital signature invented by David Chaum and Hans van Antwerpen in 1989.
 The MAC is effectively incorporated into the tag in its encrypted (i.e., signed) form as the digital signature.
 The resulting blind signature can be publicly verified against the original, unblinded message in the manner of a regular digital signature.
 The content and the encrypted message digest are represented together according to the syntax in PKCS #7 to yield a digital signature.
 Since this private key is only accessible to its holder, a digital signature proves that a document was signed by none other than that holder.
 The private key is kept secret by its holder and can decrypt information or generate a digital signature.
 Digital signature schemes can be used for sender authentication and nonrepudiation.
 RSA) there exist digital signature schemes with many similarities to encryption schemes.
 Including trapdoor functions, oneway hash functions, digital signature schemes and zeroknowledge protocols.
 There are also some digital signature schemes that are believed to be secure against quantum computers.
 There is one digital signature scheme that is secure against quantum computers: Lamport signatures.
 The US Government standard that specifies the Digital Signature Algorithm (DSA), which involves asymmetric cryptography.
 The DSA digital signature is a pair of large numbers represented in a computer as strings of binary digits.
 Used this way, a MAC is the Symmetric Cipher equivalent of a Digital Signature less NonRepudiation.
 Similar in concept to registered mail, the recipient of data rehashes it, verifies the Digital Signature, and compares the two to see that they match.
 The Digital Signature Algorithm, even though it is a signature scheme and performs no encryption, is similar to ElGamal in many respects.
 Like a written signature, the purpose of a digital signature is to guarantee that the individual sending the message really is who he or she claims to be.
 A digital signature serves the same purpose as a handwritten signature.
 A digital signature can serve the same purpose as a handwritten signature with the additional benefit of being tamperresistant.
 Anyone with access to the corresponding public key can verify the digital signature.
 The Signature engine class, for example, provides access to the functionality of a digital signature algorithm.
 Such attacks would allow an attacker to generate additional certificates that have the same digital signature as an original.
 DSA, The Digital Signature Algorithm (see Section 3.4), is based in part on the ElGamal signature algorithm.
 An insidetooutside filter can then verify the digital signature as part of the filtering process, without performing any contentbased filtering.
 SPEAKING: A Principal is said to "speak" by means of a digital signature.
 Authentication requires protecting a message so it can not be altered, usually by attaching to it a digital signature.
 A recipient who acts in reliance on a certificate and digital signature.
 A person who receives a digital signature and who is in a position to rely on it, whether or not such reliance occurs.
 A digital signature is one of the components of a public key certificate, and is used in SSL to authenticate a client or a server.
 An applet that has a digital signature to confirm that it originates from the legitimate server.
 This approach may be useful in cases where the digital signature of the container does not encompass the entire payload.
Categories
 Message Digest
 Private Key
 Digital Signatures
 Rsa
 Encyclopedia of Keywords > Information > Communication > Sender
Related Keywords
* Algorithm
* Algorithms
* Alice
* Authentication
* Authenticity
* Bit Strings
* Certificate
* Certificates
* Certification Authority
* Child Element
* Ciphertext
* Confidentiality
* Contents
* Corresponding Private Key
* Creating
* Cryptography
* Data
* Decrypting
* Digest
* Digital
* Digitally
* Digitally Sign
* Digital Certificate
* Digital Signatures
* Digital Signature Algorithm
* Digital Signature Algorithms
* Digital Signature Scheme
* Document
* Dss
* Embodiment
* Encrypted
* Encrypted Message
* Encryption
* Forge
* Generating
* Hash
* Hashing Algorithm
* Hashing Algorithms
* Identity
* Information
* Integrity
* Key
* Keys
* Md5
* Message
* Message Digest
* Output
* Packet
* Pgp
* Preferred Embodiment
* Private Key
* Proving
* Public
* PublicKey Cryptography
* Public Key
* Public Key Cryptography
* Receiver
* Recipient
* Rsa
* Secret Key
* Secure Channel
* Security
* Security Level
* Sender
* Session Key
* Sha1
* Sign
* Signature
* Signer
* Signing
* Signs
* Software
* Thief
* User
* Valid
* Value
* Various Contexts
* Verification
* Verifier
* Verifying
* Xml Documents

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