Percy Reyes

Probably, one of the most exciting recent developments in the field of cryptography is the emergence of homomorphic encryption which is a ty...

Recently, our cryptography paper on "Probabilistic estimation of the algebraic degree of Boolean functions" was published in Sprin...

SQL Server 2022 brings a comprehensive suite of features designed to enhance the development experience, improve performance, and strengthen...

SQL Server 2022 brings a wealth of new features that empower DBAs to enhance database performance, security, and usability. By leveraging th...

Computer circuitry has crept into nearly everything we use nowadays, and almost all of which gather information from us and about us. As a r...

Historically, cryptography was used for secret communication by exclusive sectors only — such as governments, military and spies — since it ...

Alan Turing I've always been interested in information security since 2003, but it wasn't until I enrolled on the cryptography modul...

What would you do if you were asked to grant a few users the permission for altering SQL Jobs? It is a tricky task to carry out although man...

Naturally, I have been asked many times about ports used by SQL Server services and to be honest sometimes I took me some time to reply beca...

Without any doubt, at times there is a need to use extended stored procedures in SQL Server, for instance, the following error may be raised...

Dedicated Administrator Connection (DAC) is a type of privileged connection that we can establish to SQL Server database engine when it does...

(This tip also applies for Log Shipping and Database Mirroring) Surely, after setting up an AlwaysOn Availability Group (AG) we are going ...

At times while monitoring a database server, we may need to know not only which SQL users are accessing, but also windows users for securit...

While working on a heap of High Availability and Disaster Recovery solutions, I was challenged to deal with some complex errors that I had t...