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Questions tagged [sha2]

sha-2 refers to the family of secure hash functions consisting of SHA-224, SHA-256, SHA-384, and SHA-512. These are defined by the US NIST in FIPS 180-4.

sha-2 refers to the family of secure hash functions consisting of SHA-224, SHA-256, SHA-384, and SHA-512. These are defined by the US NIST in FIPS 180-4.

135 questions
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Domino Server/SSL: How to use an CA2 certificate/Is SHA-2 algorithm for SSL supported?

We currently have problems with a new Domino server (9.0.1) to install a current SSL certificate using Server Certificate Admin DB. The CA is the German Telekom (Telesec). So far we have received CA1 certificates, the current is a CA2 certificate.…
Reiner
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Downgrading a SSL-cert SHA-2 to SHA-1

Yes, I need to downgrade to SHA-1 to add compatibility to older browser in a project. Is there a way to do this? I'm using Linux Centos 6.5 and Apache/2.2.15. I have 3 files: SSLCertificateFile /etc/ssl/certs/portal.crt SSLCertificateKeyFile…
papegoj
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How do I hash SHA2 on $_POST?

I am trying to encrypt my 'password' column with SHA2. The problem is that the injection to MYSQL is through a $_POST variable, so I don't understand where i should put the SHA2(). Here is my 'insert' page (inscreate.php):
caelin
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What happens between the time a user sends a password and when the server receives it?

I'm trying to understand something. When I implement PBKDF2 in a server and client, it is my understanding (could be way wrong, sorry), that the server keeps the encrypted/hashed password in the database, and the user sends his or her password over…
Cygnuson
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Netbeans java web service client consuming WCF service using message security with algorithmSuite Basic256Sha256

I have a WCF web service with message security and consuming it from a java web application created with Netbeans with a project using Metro (WSIT+jaxws). All works fine using standard algorithmSuite Basic256 but when I use Basic256Sha256 which is a…
Niklas Fischer
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Encryption password algorithms on OpenLDAP

a question about OpenLDAP. Where can I find some informations about OpenLDAP supported password encryption algorithms on last version (2.4.35)?
Safari
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Combining BCrypt with another hashing algorithm

We are currently in the process of strengthening our password protection. We have been doing a fair amount of reading on SHA-2, Bcrypt, PBKDF2, and Scrypt. That being said, we are not security experts or cryptographers, and a lot of the technical…
pbrstreetgang
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Fast SHA-2 Authentication with Apache, is it even possible?

Okay, I spent the last couple of days researching this, and I can't believe Apache's natively supported hashing functions are that outdated. I discovered a couple of ways to do this, which are mod_perl and mod_authnz_external, both of which are too…
Curious developer
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How can Deterministic Pseudo Random Number Generator generate 64 byte hash from 32 byte seed using SHA-256 hashing function?

SHA-256 hashing function outputs 32 byte hash always. How can I, using 32 byte seed and SHA-256 hashing function to create an 64 byte hash output ? I've heard that they use technique like this (pseudocode): init_hash = SHA256 (seed) next_hash =…
ojacomarket
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Convert hash-256 generated from an string of digits to 64/32 bit unique number in Java

I have an account number as string ex: "98932849294322" on which I perform a 256 Hash calling DigestUtils.sha256Hex(value) which returns a 64 char encoded string. Now I want to convert the 256 value into a number either from the 64-byte hex or raw…
Fabio
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how to decrypt the hex string created by sha2 function

Is there a way to decrypt the hex string created by sha2 function. Basically we created a hex string based on two columns of a dataframe.
Shankar
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what can be used to find the sha2 checksum of a file in windows

What is the best method for getting a SHA2 checksum in windows? I'm looking for something equivalent to md5sums-1.2 utility referenced for putty downloads, with more options than just md5. Edit - after more searching it seems only sha1 sha256 sha512…
Cygnus-XI
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Domino outbound as client

Having some trouble with Domino server as client to a Web Service Hope someone can answer a pretty easy question, but the easy question dont have a answer some I can find. There is lots of Root Certificates in NAB and there is also some common Root…
Stefan K
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2 answers

SHA 2 SSL certificate on IIS 6

I am in a bit of a sticky situation. At my work we are using Windows 2003 IIS 6 to host a legacy but critical website and now I need to renew the SSL certificate with SHA2 which is basically incompatible with Windows 2003 IIS 6. In an ideal world I…
Robin Fuller
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php sha2() usage

Is there a way to compare passwords stored in database after being encrypted in sha2() and the password entered by users during login without encrypting the login-time-password? Actually I want to match the passwords character by character and pass…
mscoder
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