corpus.blog
41554 blogs · [ { "id": "01a0d943-f0d8-73c2-bda4-ba850f55635c", "title": "Connecting Semaphore or Ansible to Proxmox", "url": "https://kalfeher.com/hybrid-lab-03/", "published_at": "2026-09-01T14:00:00+00:00" }, { "id": "01a0bb46-b8b5-71f9-b498-bf356249a861", "title": "Storing Secrets for Terraform in a Small Lab", "url": "https://kalfeher.com/hybrid-lab-02/", "published_at": "2026-08-26T14:00:00+00:00" }, { "id": "01a0bb46-b8b5-71f9-b498-bf356284f08c", "title": "Building a Hybrid Lab - Proxmox and Terraform", "url": "https://kalfeher.com/hybrid-lab-01/", "published_at": "2026-08-19T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-882297472499", "title": "Jordans IDN zone fails", "url": "https://kalfeher.com/jordan-idn-fail/", "published_at": "2026-05-20T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822983b4d5d", "title": "TLD DNSSec Availability Project", "url": "https://kalfeher.com/tld-availability-project/", "published_at": "2026-05-15T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-882298cc8a2a", "title": "Running Bash Scripts on AWS Lambda", "url": "https://kalfeher.com/bash-lambda/", "published_at": "2025-04-14T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-882299a66568", "title": "Build Your Own Certificate Expiry Notifications", "url": "https://kalfeher.com/expiry-checker/", "published_at": "2025-02-27T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229a401636", "title": "A step by step guide to setting up WireGuard", "url": "https://kalfeher.com/wireguard-simple/", "published_at": "2025-01-19T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229ad0292a", "title": "Validating Certificates with Whois is Going Away", "url": "https://kalfeher.com/validating-certs-w-whois/", "published_at": "2025-01-05T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229af18ceb", "title": "Scaling on a budget", "url": "https://kalfeher.com/scaling-on-a-budget/", "published_at": "2024-10-21T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229b8126d0", "title": "Finding Expiring IAMRolesAnywhere Certificates", "url": "https://kalfeher.com/expiring-rolesanywhere-certs/", "published_at": "2024-10-02T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229b9f47b5", "title": "We're rolling again", "url": "https://kalfeher.com/root-ksk-rollover-2025/", "published_at": "2024-09-11T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229c663da6", "title": "HTTPS DNS Record Support", "url": "https://kalfeher.com/https-current-state/", "published_at": "2024-08-07T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229cc0125a", "title": "Using HTTPS DNS records", "url": "https://kalfeher.com/use-https/", "published_at": "2024-07-31T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229ce2f205", "title": "IETF 119 Brisbane", "url": "https://kalfeher.com/ietf119/", "published_at": "2024-03-15T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229dd2aeaf", "title": "TLD DNS Failure Modes", "url": "https://kalfeher.com/tld-dns-failure-modes/", "published_at": "2024-01-16T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229e73224a", "title": "A simple CA using CFSSL", "url": "https://kalfeher.com/simple-ca-with-cfssl/", "published_at": "2023-09-18T13:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229f2a0857", "title": "Kubernetes Self Signing and Trusting your CA", "url": "https://kalfeher.com/k8s-selfsigning-and-trust/", "published_at": "2022-08-19T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229f3334d5", "title": "Initialising AWS With Ansible", "url": "https://kalfeher.com/initialising-aws-with-ansible/", "published_at": "2022-08-17T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-88229f5bd680", "title": "Simple HTTPS Records", "url": "https://kalfeher.com/https-records-simple/", "published_at": "2022-01-11T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a026bf7c", "title": "ISC BIND, DoH and SE Linux", "url": "https://kalfeher.com/isc-bind-doh-and-selinux/", "published_at": "2021-11-10T12:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a04dd54f", "title": "Goodby Google, Hello Matomo", "url": "https://kalfeher.com/goodbye-google-hello-matomo/", "published_at": "2021-11-01T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a065d6e4", "title": "Parsedmarc on Kubernetes with Opensearch", "url": "https://kalfeher.com/parsedmarc-k8s-opensearch/", "published_at": "2021-11-01T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a0e61163", "title": "AWX deployment with Ansible", "url": "https://kalfeher.com/awx-deploy-ansible/", "published_at": "2021-10-17T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a19d04f8", "title": "Debugging K8s nginx ingress webhook timeouts", "url": "https://kalfeher.com/k8s-ingress-flannel-fun/", "published_at": "2021-07-20T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a25e9b33", "title": "Firewalld says no to drifting", "url": "https://kalfeher.com/firewalld-no-more-drifting/", "published_at": "2021-03-05T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a2b6b7ae", "title": "Securing my site", "url": "https://kalfeher.com/securing-my-site/", "published_at": "2021-03-01T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a3994098", "title": "Starting over with the blog", "url": "https://kalfeher.com/starting-a-new-blog/", "published_at": "2021-02-17T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a4609087", "title": "Moving to Jekyl", "url": "https://kalfeher.com/moving-to-jekyll/", "published_at": "2021-01-04T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a4b22f2d", "title": "Unifi Controller Software with Ansible", "url": "https://kalfeher.com/unifi-controller-software-ansible/", "published_at": "2020-06-30T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a4c4905f", "title": "Practical TLSA", "url": "https://kalfeher.com/practical-tlsa/", "published_at": "2020-04-05T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a528db13", "title": "What Do TLSA Numbers Mean?", "url": "https://kalfeher.com/what-do-tlsa-numbers-mean/", "published_at": "2020-04-02T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a57f648f", "title": "Centralising Certificate Management - Part 1", "url": "https://kalfeher.com/centralising-certificate-management-part-1/", "published_at": "2020-03-14T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a5865f8a", "title": "Centralising Certificate Management - Part 2", "url": "https://kalfeher.com/centralising-certificate-management-part-2/", "published_at": "2020-03-14T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a60eb3b4", "title": "Centralising Certificate Management - Part 3", "url": "https://kalfeher.com/centralising-certificate-management-part-3/", "published_at": "2020-03-14T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a624ffb8", "title": "TLSA with Ansible", "url": "https://kalfeher.com/tlsa-with-ansible/", "published_at": "2020-03-12T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a664471a", "title": "Ansible Role for BIND", "url": "https://kalfeher.com/ansible-role-for-bind/", "published_at": "2020-02-07T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a686185a", "title": "Session Recording using tlog", "url": "https://kalfeher.com/session-recording-using-tlog/", "published_at": "2019-12-07T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a71a7b47", "title": "RegExt at IETF103", "url": "https://kalfeher.com/regext-at-ietf103/", "published_at": "2018-11-06T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a7eb8086", "title": "IETF 103 Bangkok", "url": "https://kalfeher.com/ietf-103-bangkok/", "published_at": "2018-11-03T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a7edb00c", "title": "Exfil with DNS", "url": "https://kalfeher.com/exfil-with-dns/", "published_at": "2018-09-23T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a87617a6", "title": "Changes to Quagga Configuration layout", "url": "https://kalfeher.com/changes-to-quagga-configuration-layout/", "published_at": "2018-09-11T14:00:00+00:00" }, { "id": "01a08793-84b5-7002-b503-8822a91f90e7", "title": "Root Key Rollover", "url": "https://kalfeher.com/root-key-rollover/", "published_at": "2018-09-11T14:00:00+00:00" } ] posts Claim your blog
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kalfeher.com

kalfeher.com

2026

Connecting Semaphore or Ansible to Proxmoxoriginal ↗
1 Sept 2026
Storing Secrets for Terraform in a Small Laboriginal ↗
26 Aug 2026
Building a Hybrid Lab - Proxmox and Terraformoriginal ↗
19 Aug 2026
Jordans IDN zone failsoriginal ↗
20 May 2026
TLD DNSSec Availability Projectoriginal ↗
15 May 2026

2025

Running Bash Scripts on AWS Lambdaoriginal ↗
14 Apr 2025
Build Your Own Certificate Expiry Notificationsoriginal ↗
27 Feb 2025
A step by step guide to setting up WireGuardoriginal ↗
19 Jan 2025
Validating Certificates with Whois is Going Awayoriginal ↗
5 Jan 2025

2024

Scaling on a budgetoriginal ↗
21 Oct 2024
Finding Expiring IAMRolesAnywhere Certificatesoriginal ↗
2 Oct 2024
We're rolling againoriginal ↗
11 Sept 2024
HTTPS DNS Record Supportoriginal ↗
7 Aug 2024
Using HTTPS DNS recordsoriginal ↗
31 Jul 2024
IETF 119 Brisbaneoriginal ↗
15 Mar 2024
TLD DNS Failure Modesoriginal ↗
16 Jan 2024

2023

A simple CA using CFSSLoriginal ↗
18 Sept 2023

2022

Kubernetes Self Signing and Trusting your CAoriginal ↗
19 Aug 2022
Initialising AWS With Ansibleoriginal ↗
17 Aug 2022
Simple HTTPS Recordsoriginal ↗
11 Jan 2022

2021

ISC BIND, DoH and SE Linuxoriginal ↗
10 Nov 2021
Goodby Google, Hello Matomooriginal ↗
1 Nov 2021
Parsedmarc on Kubernetes with Opensearchoriginal ↗
1 Nov 2021
AWX deployment with Ansibleoriginal ↗
17 Oct 2021
Debugging K8s nginx ingress webhook timeoutsoriginal ↗
20 Jul 2021
Firewalld says no to driftingoriginal ↗
5 Mar 2021
Securing my siteoriginal ↗
1 Mar 2021
Starting over with the blogoriginal ↗
17 Feb 2021
Moving to Jekyloriginal ↗
4 Jan 2021

2020

Unifi Controller Software with Ansibleoriginal ↗
30 Jun 2020
Practical TLSAoriginal ↗
5 Apr 2020
What Do TLSA Numbers Mean?original ↗
2 Apr 2020
Centralising Certificate Management - Part 1original ↗
14 Mar 2020
Centralising Certificate Management - Part 2original ↗
14 Mar 2020
Centralising Certificate Management - Part 3original ↗
14 Mar 2020
TLSA with Ansibleoriginal ↗
12 Mar 2020
Ansible Role for BINDoriginal ↗
7 Feb 2020

2019

Session Recording using tlogoriginal ↗
7 Dec 2019

2018

RegExt at IETF103original ↗
6 Nov 2018
IETF 103 Bangkokoriginal ↗
3 Nov 2018
Exfil with DNSoriginal ↗
23 Sept 2018
Changes to Quagga Configuration layoutoriginal ↗
11 Sept 2018
Root Key Rolloveroriginal ↗
11 Sept 2018