+64-3-3595735

Tag Archives: Security

IRedMail Server LetsEncrypt Certification Renewal Problem – Certbot

IRedMail Server Certification Renewal Problem I run an iRedmail server with iRedAdmin pro. we use LetsEncrypt certificates. There is a standard cronjob to renew the certificates. Unfortunately this failed and I ended up with an expired LetsEncrypt certificate. I then ran into a problem where I couldn’t automatically renew as the certs were expired. https […]

How to Avoid Ransomware / CryptoLock

What Is Ransomware: In short ransomware or cryptolock threats are a form of malware or virus that either: Locks up your files with a secret password then forces you to pay money to get them back (cryptovirus). Threatens to publish your information if you don’t pay a ransom They do this by getting a user […]

WordPress Vulnerability – Fix for NGINX

WordPress has a vulnerability that enables malicious hackers to commit a DOS attack against WordPress websites. According to the vulnerability DB ( https://wpvulndb.com/vulnerabilities/9021 ) all recent versions of WordPress are vulnerable. (version 4.9.4 and below) WordPress has not yet released a patch but if you are running the nginx web server there is a mitigation […]

cUNRZgbwUov o HWE nBZyp YX