diff --git a/db/control-links.db b/db/control-links.db
index 78752119..dcb5b3b6 100644
--- a/db/control-links.db
+++ b/db/control-links.db
@@ -10,6 +10,8 @@ BANN-7130;blog;The real purpose of login banners;https://linux-audit.com/the-rea
 BOOT-5264;blog;Systemd features to secure service files;https://linux-audit.com/systemd/systemd-features-to-secure-units-and-services/;
 FINT-4350;blog;Monitoring Linux file access, changes and data modifications;https://linux-audit.com/monitoring-linux-file-access-changes-and-modifications/;
 FINT-4350;blog;Monitor for file changes on Linux;https://linux-audit.com/monitor-for-file-system-changes-on-linux/;
+HRDN-7230;blog;Antivirus for Linux: is it really needed?;https://linux-audit.com/malware/antivirus-for-linux-really-needed/;
+HRDN-7230;blog;Monitoring Linux Systems for Rootkits;https://linux-audit.com/monitoring-linux-systems-for-rootkits/;
 HTTP-6704;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
 HTTP-6706;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
 HTTP-6708;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
@@ -18,7 +20,9 @@ HTTP-6712;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-
 HTTP-6714;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
 HTTP-6716;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
 HTTP-6720;blog;Nginx security hardening guide;https://linux-audit.com/web/nginx-security-configuration-hardening-guide/;
-INSE-8116;blgo;Find and Disable Insecure Services on Linux;https://linux-audit.com/find-disable-insecure-services-linux/;
+INSE-8116;blog;Find and Disable Insecure Services on Linux;https://linux-audit.com/find-disable-insecure-services-linux/;
+KRNL-6000;blog;Linux hardening with sysctl settings;https://linux-audit.com/linux-hardening-with-sysctl/;
+KRNL-6000;blog;Overview of sysctl options and values;https://linux-audit.com/kernel/sysctl/;
 MAIL-8816;blog;Postfix Hardening Guide for Security and Privacy;https://linux-audit.com/postfix-hardening-guide-for-security-and-privacy/;
 MAIL-8817;blog;Postfix Hardening Guide for Security and Privacy;https://linux-audit.com/postfix-hardening-guide-for-security-and-privacy/;
 MAIL-8818;blog;Postfix Hardening Guide for Security and Privacy;https://linux-audit.com/postfix-hardening-guide-for-security-and-privacy/;