Extended Brain Storage

OpenBSD: Packet Filtering

It is strongly recommended to handle incoming and outgoing packets across the networks in order to deal with various types of attacks. Since version 3.0, OpenBSD has come with a packet filtering mechanism called the pf... [Read More]

#OpenBSD #security #pf #packet #filter

OpenBSD: RAID1 (Mirror) with Full Disk Encryption

This is a theoretical approach to install OpenBSD server on two physical disks in software RAID1 (mirror) having the logical (root) partition encrypted aka full disk encryption (FDE). Unfortunately, this approach is not supported as yet... [Read More]

#OpenBSD #security #encryption #FDE #RAID

OpenBSD: Post Installation Steps

Some steps that may be useful after a successful installation of the OpenBSD... [Read More]

#OpenBSD #security #installation #SSD #TRIM #fstab #syspatch #network #doas #sudo #vi

OpenBSD: Destroy a Softraid Partition

Booting an OpenBSD's installation media and trying to remove previously created softraid partitions may end up with the following error:

disklabel: ioctl DIOCWDINFO: Open partition would move or shrink
disklabel: unable to write label

Here is how to resolve this issue... [Read More]

#OpenBSD #encryption #softraid #disklabel

OpenBSD: Full Disk Encryption

In order to get rid of systemd on a server, one way may seem to be within the realm of OpenBSD... [Read More]

#OpenBSD #security #encryption #FDE #rcctl #systemd #MBR

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