* Protocols  

     * IP ([791](https://tools.ietf.org/html/rfc791))
         * TCP ([793](https://tools.ietf.org/html/rfc793)) 
             * Congestion control ([5681](https://tools.ietf.org/html/rfc5681))
             * Architectural guideline to multipath TCP ([6182](https://tools.ietf.org/html/rfc6182))
    
         * IPv4  
            * ARP ([5494](https://tools.ietf.org/html/rfc5494))
    
    
        * IPv6 ([8200](https://tools.ietf.org/html/rfc8200)) 
            * Addressing architecture ([4291](https://tools.ietf.org/html/rfc4291))
            * ICMPv6 ([4443](https://tools.ietf.org/html/rfc4443))
            * NDP ([4861](https://tools.ietf.org/html/rfc4861))
            
        * TLS v1.3([8446](https://tools.ietf.org/html/rfc8446))
    
        * IKE ([7296](https://tools.ietf.org/html/rfc7296))
    
        * SSH ([4254](https://tools.ietf.org/html/rfc4254))  
            * SSH transport layer protocol ([4253](https://tools.ietf.org/html/rfc4254))
    
        * NTP  
          * NTPv4 : Protocol and specification ([5905](https://tools.ietf.org/html/rfc5905))
    
        * DHCP 
            * DHCP ([2131](https://tools.ietf.org/html/rfc2131))
            * DHCPv6 ([8415](https://tools.ietf.org/html/rfc8415))
    
        * PPP ([1661](https://tools.ietf.org/html/rfc1661))
    
      * DNS - Implementation and specification ([1035](https://tools.ietf.org/html/rfc1035))  
      
      * HTTP v2.0([7540](https://tools.ietf.org/html/rfc7540)) v1.1([7230](https://tools.ietf.org/html/rfc7230))  
        * [HSTS](https://tools.ietf.org/html/rfc6797)
        
      
      * SMTP ([5321](https://tools.ietf.org/html/rfc5321))

    * State of P2P connection across NAT ([5128](https://tools.ietf.org/html/rfc5128))
    
### Data format/encoding 
  * Format
    * MIME part 1 : Format Internet base messages ([2045](https://tools.ietf.org/html/rfc2045))
    * MIME part 2 : Media type ([2046](https://tools.ietf.org/html/rfc2046))
    * OpenPGP format ([4880](https://tools.ietf.org/html/rfc4880))
    
  * Encoding  
    * The Base16, Base32, and Base64 Data Encodings ([4648](https://tools.ietf.org/html/rfc4648))


### Best current practices  
  * Randomness required for security ([4086](https://tools.ietf.org/html/rfc4086))
  * UDP usage guideline ([8085](https://tools.ietf.org/html/rfc8085))


### Informational  
  * TCP roadmap ([7414](https://tools.ietf.org/html/rfc7414))
  * EdDSA ([8032](https://tools.ietf.org/html/rfc8032))
  
  
### RFC structure  
  * Security   
     * Guidelines for Writing RFC Text on Security Considerations ([3552](https://tools.ietf.org/html/rfc3552))



## Security
  * [Secuirty Issues & Solutions in Peer-to-Peer Systems for Realtime communication](https://tools.ietf.org/html/rfc5765)

## Password  
  * PAKE([8125](https://tools.ietf.org/html/rfc8125))