Merging SD-WAN and Cloud

When I was a young man in the nineties my first job was working for the railways a a programmer on DB2 using COBOL and embedded SQL. I used a Big Iron. I worked for the biggest transportation company in South Africa at the time, and we could afford those IBMs and Amdahls. Other companies used computer bureaus. Computer bureaus would buy a mainframe or a mid-rand UNIX system and lease out time to clients. To connect to these mainframes and mid-range systems we used POTS. This was either a dial-up or a permanently nailed up link that relied mostly on 2400 baud serial based communications. To achieve these low speeds we did not use any fancy pants graphical interfaces but optimised green screens. In reality it was Cloud version 0.9!

Read the article over at LinkedIn here.

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easywall - Web interface for easy use of the IPTables firewall on Linux systems written in Python3.

Firewalls are becoming increasingly important in today’s world. Hackers and automated scripts are constantly trying to invade your system and use it for Bitcoin mining, botnets or other things. To prevent these attacks, you can use a firewall on your system. IPTables is the strongest firewall in Linux because it can filter packets in the kernel before they reach the application. Using IPTables is not very easy for Linux beginners. We have created easywall - the simple IPTables web interface . The focus of the software is on easy installation and use. Access this neat software over on github: easywall

No Scrubs: The Architecture That Made Unmetered Mitigation Possible

When building a DDoS mitigation service it’s incredibly tempting to think that the solution is scrubbing centers or scrubbing servers. I, too, thought that was a good idea in the beginning, but experience has shown that there are serious pitfalls to this approach. Read the post of at Cloudflare's blog: N o Scrubs: The Architecture That Made Unmetered Mitigation Possible

Thinking problem management!

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