Email used to be the primary method of delivering system alerts & notification. However, it becomes hard to find a free and effective way to send system generated em…
6,219 2022-02-04 0
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Cloudflare provides 5 firewall rules to free plan users. Users can use firewall rules to create custom policy to filter out unwanted web access traffic so that protect t…
1,633 2021-10-18 0
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This post is purely for my own benefit to keep a note of wordpress and database migration steps. It will be good for anyone finds useful of those information. Backgroun…
1,289 2021-09-27 0
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Background: With more and more IoT devices are being used at home, it's a good security practice to segregate those IoT devices into a standalone network away from home…
3,892 2021-08-26 0
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Pihole is DNS based Ad blocking solution. It can also be used to enhance your home network security by filtering out malicious domain and provide privacy protection by p…
43,606 2020-09-16 43
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What are PTR Records? PTR records (short for Pointer Records) are used to perform a Reverse DNS lookup. As you probably know, DNS (Domain Name System) is sort of a p…
1,522 2020-09-09 0
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Long story short, this post will guide you to create your own mail server instead of looking for mail hosting service around the whole Internet. Background Like most g…
3,432 2020-08-27 0
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I wrote a previous blog talking about how to issue and install letsencrypt ssl cert on Synology 3 years ago. I also participated in updating the early version of Synolog…
13,581 2020-04-17 36
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Since upgrade macOS to 10.15 Catalina, 32bit applications are no longer supported. It causes mac user some inconvenience to continue use legacy applications. A typical c…
6,483 2020-03-06 5
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I am exploring use case of Cloudflare Workers these days. One of useful function is to leverage Cloudflare workers to serve as edge cache to speed up website load time a…
3,767 2020-01-17 2
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