digital signature

(redirected from MD5)
Also found in: Medical, Acronyms, Encyclopedia, Wikipedia.

digital signature

n.
A digital file attached to an email or other electronic document that uses encryption and decryption algorithms to verify the document's origin and contents.

digital signature

n
(Computer Science) computing electronic proof of a person's identity involving the use of encryption; used to authenticate documents
References in periodicals archive ?
Because the math behind MD5 hash codes and even for SHA-1 has been attacked by other mathematicians as being weak because they have theoretically demonstrated that they can produce collisions (i.
In an interview late Wednesday night, McGrew said Mandiant also described "families" of related malware used in the campaigns but did not link those to the MD5 hashes.
The MD5 algorithm is so weak that no one should be using it as their only encryption method - a normal PC without the extra GPU fire power could even crack the MD5 code.
Based on their observations, the researchers came to the conclusion that MD5 could no longer be considered a secure cryptographic algorithm for use in digital signatures and certificates.
Para fines de este articulo nos basaremos en el uso de MD5 (aunque comienza a ser sustituido por SHA1).
Quest's innovative design provides users with advanced features such as MD5 authentication, DD imaging and native write-protect.
The cryptographic attack, known as an MD5 chosen prefix collision, was used by Flame's creators to generate a rogue Microsoft digital code-signing certificate that allowed them to distribute the malware to Windows computers as an update from Microsoft.
Using GetData's Mount Image Pro v2 together with MD5 Ltd's VFC an investigator can now easily log into a suspect's computer, just as the suspect did, whilst operating within a forensically sound 'virtual' environment.
Two of the most commonly used hashing algorithms are MD5 and SHA1.
Among the features are: IPsec ESP with DES, 3DES, and RC-4 encryption; MD5 and SHA1 authentication; MD5 and SHA1 authentication; concentration support for up to 3,000 concurrent encrypted VPN tunnels and 100,000 simultaneous connections with complex security policies; and denial-of-service protection.