In Brief
Ewa & The BSD Team
This column presents the latest news coverage of breaking news, events, product releases, and trending topics from the BSD sector.

Page Checksum Protection in PostgreSQL
Luca Ferrari
PostgreSQL does support a feature called page checksum, that if enabled at a cluster-wide level, protects the database from data corruption on the disk. The protection does not involve automatic data recover, rather, a way to discard a piece of data that is no longer considered reliable. In this short article, readers will see the effect of data corruption and how PostgreSQL reacts to such event.

OpenLDAP Directory Services in FreeBSD (II)
Applications on Centralized Management using NIS+
Jos? B. Al?s
In the first part of this article, the main basic concepts around installation and configuration using the new dynamic online configuration (OCL) for FreeBSD systems are presented. At this point, the reader will understand the importance and benefits of the use of directory services provided by LDAP protocol. For the sake of simplicity, the second part is going to present a direct application to encapsulating a NIS+/YP centralized user authentication and management schema for an arbitrary number of servers and clients connected to a TCP/IP network. Additionally, we’ll show a web-based administration tool that will make administering the OpenLDAP server easier.

Bitcoin Full Node on FreeBSD
Abdorrahman Homaei
Cryptocurrencies are replacements for banking that we have today, and bitcoin is the game changer. Mining bitcoin with typical hardware is not a good idea and needs a more specific device like ASIC, but you can create a full node and help the bitcoin network.

OpenBSD Router with PF
Carlos Klop
OpenBSD is an operating system which has been used widely for network routing and firewall. Also, it can easily install for you Virtual Machine lab environment. In this blog post, you will learn how to turn an OpenBSD installation quickly in router and NAT with PF for your environment.

My Switch to OpenBSD, First Impressions
Eduardo Lavaque
So that you can understand how I use my distros, "ricer" is a term used mostly to refer to people that change the look of their setup to make it look very attractive, outside of the defaults of whatever environment they have. Take a look at /r/unixporn for a list of good examples of ricing.

COLUMN
The year of 2017 went by so quickly, and we are now entering the season of goodwill, parties, and family gatherings. It is a time to look back, look forward, and take stock. What might 2018 bring to the technology table?
Rob Somerville