Traditional DNS queries and responses are sent over UDP or TCP without encryption. This is vulnerable to eavesdropping and spoofing (including DNS-based Internet filtering). Responses from recursive resolvers to clients are the most vulnerable to undesired or malicious changes, while communications between recursive resolvers and authoritative name servers often incorporate additional protection. (Google)
It is the 1st of April, 2018. The people have awoken, ready to discover the most cringeworthy April Fools day “jokes” from the usual tech giants. It looks like Cloudflare has decided to join in this year – “Secure, privacy focused, incredibly fast DNS? Who are they trying to fool?”
We should create A Hostname Record in your Domain Panel, for example of mine, i add a hostname record on Cloudflare
I use Ubuntu 16.04 to install Pihole and here the steps to install Letsencrypt into the box
root@at-taubah:~# apt-get install letsencrypt
After install Letsencrypt into the box, you can continue the steps below
Dalam menerjemahkan domain, kita butuh DNS (Domain Name Server). Sebagai contoh, domain eff.org mempunyai alamat IP 69.50.232.54.
DMARC adalah sebuah spesifikasi teknis yang dibuat oleh sekelompok organisasi yang ingin membantu mengurangi potensi penyalahgunaan email dengan metode email authentication protocol. cara kerjanya hampir sama seperti dengan SPF namun metodenya dan fungsinya sedikit berbeda. Meskipun begitu nampaknya saat ini DMARC merupakan salah satu komponen penting juga yang kudu dikonfigurasi pada email system kita yang sudah established untuk meningkatkan email integrity.
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