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April 20, 2023
Using Encryption-at-Rest for PostgreSQL in Kubernetes
Data-at-rest encryption is essential for compliance with regulations that require the protection of sensitive data. Encryption can help organizations comply [...]
March 21, 2023
Increase the Ability to Securely Replicate Your Data and Restrict Replication To Row-based Events in MySQL
In this blog, I’ll discuss the use case for replication. We want to improve our ability to replicate your data [...]
February 20, 2023
Feedback Wanted: Making EXPLAIN Require Less Privileges for INSERT/UPDATE/DELETE Statements
Introduction/TLDR: We are considering changing EXPLAIN in Percona Server for MySQL to require less privileges for providing execution plans for [...]
January 30, 2023
Why PostgreSQL Needs Transparent Database Encryption (TDE)
As Ibrar Ahmed noted in his blog post on Transparent Database Encryption (TDE). PostgreSQL is a surprising outlier when it comes [...]
January 17, 2023
Keep Your Database Secure With Percona Advisors
The definition of Percona Advisors by ChatGPT is the following: Percona Advisors can help organizations implement robust security measures to [...]
December 15, 2022
Least Privilege for Kubernetes Resources and Percona Operators
Operators hide the complexity of the application and Kubernetes. Instead of dealing with Pods, StatefulSets, tons of YAML manifests, and [...]
November 23, 2022
MySQL Dual Passwords – How To Manage Them Programmatically
What is dual password in MYSQL and how it works was already covered by my colleague Brian Sumpter in Using [...]
November 10, 2022
ProxySQL Support for MySQL caching_sha2_password
Every day we use dozens if not hundreds of applications connecting to some kind of data repository. This simple step [...]
October 3, 2022
Making Percona Kubernetes Operators More Secure With Trivy
Just to have a simple refresher, let’s start with a bit of Wikipedia: a vulnerability (in computing) is: Vulnerabilities are [...]
September 20, 2022
Column-Level Encryption in MySQL
In a post written earlier this year – Percona Server for MySQL Encryption Options and Choices – I discussed some [...]
July 7, 2022
Automate the SSL Certificate Lifecycle of your Percona Monitoring and Management Server
We highly value security here at Percona, and in this blog post, we will show how to protect your Percona [...]
June 30, 2022
Digital Signatures: Another Layer of Data Protection in Percona Server for MySQL
Imagine you need to design an online system for storing documents on a per-user basis where nobody, including database administrators, [...]
May 25, 2022
Securing Dynamic Log File Locations in MySQL
MySQL allows changing the location of the general log and the slow query log while the server is running by [...]
April 6, 2022
Upgrade your Libraries: Authentication Plugin ‘caching_sha2_password’ Cannot be Loaded
For my previous blog post on the topic, I received plenty of questions about why I did not cover the [...]
March 25, 2022
Percona Monitoring and Management Security Threat Tool
Percona Monitoring and Management (PMM) is a multi-faceted tool that includes the Security Threat Tool which provides the ability to [...]
March 23, 2022
MySQL 8: Multi-Factor Authentication Overview
As part of my ongoing series around MySQL 8 user administration, I’d like to cover one of the new features [...]
March 22, 2022
MySQL 8: Password Verification Policy
In keeping with my MySQL 8 user administration and security theme, I’d like to discuss the password verification-required policy introduced [...]
January 27, 2022
Authenticating Your Clients to MongoDB on Kubernetes Using x509 Certificates
Managing database users and their passwords can be a hassle. Sometimes, they could even wait in various configuration files, hardcoded. [...]
January 25, 2022
PostgreSQL 14 and Recent SCRAM Authentication Changes – Should I Migrate to SCRAM?
Recently, a few PostgreSQL users reported that they got connection failures after switching to PostgreSQL 14. “Why do I get [...]
January 4, 2022
Percona Server for MySQL Encryption Options and Choices
Security will always be a main focal point of a company’s data. A common question I get from clients is, [...]