Change Postmaster Address to Domain on Proxmox Mail Gateway

I have already explained one of PMG tips to reduce your spam email. yesterday, in my previous article. Read: Prevent Spam Email Using LDAP Verification on Proxmox Mail Gateway. But, one of the weird things, i guess. The sender notification is from postmaster@hostname.yourdomain.com. Look at this below picture: Wrong Postmaster Sender Because of it, your notification … Continue reading Change Postmaster Address to Domain on Proxmox Mail Gateway →

Reduce Spam Email Using LDAP Verification on Proxmox Mail Gateway

About Proxmox Mail Gateway This Article has been revised (Thanks to Robert Schuster for correction). Proxmox Mail Gateway 5.0 was released a long time ago. It has a lot of feature to securing your email server from the spam attack. They did a big revolution from the latest version. And it's amazed me. For more … Continue reading Reduce Spam Email Using LDAP Verification on Proxmox Mail Gateway →

Introducing openSUSE to Vocational High School Students

Friday, August 10. I got info from my boss that our company invited to give a workshop presentation about Linux in one of the colleges in Bekasi. STMIK Bani Saleh Bekasi. STMIK Bani Saleh Bekasi is the campus where I studying. Indeed, my campus has a relationship with our company. They are hosting their web … Continue reading Introducing openSUSE to Vocational High School Students →

Jadi Trainer Lagi, Alhamdulillah!

Sudah lama sekali, sekitar September 2016. Training Security Hardening Email Server terakhir dilaksanakan. Waktu itu, saya yang diberikan amanah oleh PT. Excellent Infotama Kreasindo untuk menjadi trainer. Cakupan materi nya kurang lebih seputar keamanan email server dan cara meminimalisir spam menggunakan Untangle dan Mailborder. Setelah itu, entah kemana training tersebut menghilang. Secara jadwal ada, entah … Continue reading Jadi Trainer Lagi, Alhamdulillah! →