The digital transformation is driving a relentless growth of the data center industry. The main limiting factor is the availability of affordable power. Data center operators want cheap electricity. Their other stock holders want it green.
How to set up DMARC
The relentless onslaught of spam continues to drive mail administrators up the proverbial wall. DMARC, the unofficial successor to SPF (Sender Policy Framework), holds the promise of more email legitimacy, but can it deliver? Here is how you can put DMARC to the test.
How to Activate HTTP/2 with TLS 1.3 Encryption in NGINX for Secure Connections without a Performance Penalty
Are you ready for a better security with no performance penalty? Are you ready for a performance bump that can take you places in search engine land? In other words: now that HTTP/2 reached production-grade maturity, nothing should hold you back.
The IoT revolution will make sure that only the paranoid survive.
How to migrate a mail server from one machine to another
There are two basic ways to migrate a mail server from one machine to another: with and without service downtime.
How to redirect all http to https in NGINX
When setting up https on an existing server, you need to provide a redirect for all those visitors arriving via http backlinks. Here is how to do this.
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