Every now and then there is a security issue that has the potential to impact a large number of customers. RimuHosting has created a server patching tool that automates fixing or mitigating a number of these issues for its customers. Automated Schedule-able Web based Permits opt-out per issue Works across different Linux distros
Wireguard VPN setup
Wireguard is an modern, easy to setup, VPN. It has clients for Windows, Mac, Linux, iPhone, Android, and other OSes. In this post we are following the guide at https://serversideup.net/how-to-set-up-wireguard-vpn-server-on-ubuntu-20-04/ First, Order a VM. This will be the 'server' for the VPN. You don't need a lot of memory or disk to run a VPN… Continue reading Wireguard VPN setup
PolicyKit security hole
A security problem was recently announced that affects the linux distributions that we support. This is being called "PwnKit" (a.k.a. CVE-2021-4034). Most distributions have provided updates, so now is a good time to check and load outstanding OS security updates for your VPS, using apt for Debian and Ubuntu and yum for CentOS 7 and… Continue reading PolicyKit security hole
CentOS Stream, RockyLinux and Alma Linux
Recently CentOS8 reached its supported end-of-life for security updates. For a number of reasons there will effectively be no more stable releases of CentOS 8 or later. Instead developers are being encouraged to look at CentOS Stream as a future proof option for elX based platforms. This is quite similar to how Gentoo and more… Continue reading CentOS Stream, RockyLinux and Alma Linux
Community group discounts: RimuHosting launches its ‘being useful’ initiative
The purpose of life is not to be happy—but to matter, to be productive, to be useful, to have it make some difference that you lived at all. Leo Rosten RimuHosting is an employee owned business. We have been helping customers with their websites and hosting needs since 2003. Our business is a collection of… Continue reading Community group discounts: RimuHosting launches its ‘being useful’ initiative
SMTP, SPF, DKIM, DMARC, TLS
Did you know anyone can send an email impersonating your email address? Back in 1971 when 'email' was invented and later when it was connected to the Internet both email users knew each other. Since then spammers and other bad actors started to abuse this 'feature'. And since then some new mechanisms have been added… Continue reading SMTP, SPF, DKIM, DMARC, TLS
Centos announce Centos 8 retirement
Centos have announced that their RHEL8-based distro Centos8 will no longer be supported from December 2021. This affects customers running Centos 8. It also affects customers running older Centos versions that are thinking updating to a newer distro. There are many alternatives to consider. To mention a few: Centos 7. With support until 2024. RimuHosting… Continue reading Centos announce Centos 8 retirement
Distro upgrade as a service
For several years we have worked with customers to upgrade dozens of servers (primarily Debian and Ubuntu) from old (sometimes ancient) distro versions to the latest, stable versions. We are now offering this distro upgrade as a service. The upgrade steps are as follows: We collect systems information to ensure your setup is updatable (e.g.… Continue reading Distro upgrade as a service
VM backup and download
The following code snippet will let you create a backup image of a Linux server, encrypt it, and then make it available for download. It requires PHP, and makes use of PHP's built in HTTP server. You will need sufficient disk space on your VM image to create the download. The file is compressed, so… Continue reading VM backup and download
Centos8 + Apache + Tomcat + LetsEncrypt Setup
A popular setup for Tomcat is to run it as a backend behind Apache. This lets you use Apache for some websites and URLs and Tomcat for others (while keeping the same IP address and port). Another common requirement is to have a valid SSL certificate. This HOWTO describes that setup. The HOWTO is for… Continue reading Centos8 + Apache + Tomcat + LetsEncrypt Setup