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Build Status Code Coverage Go Report Card

Fork of the DNS library by miekg, that adds support for PQC using OpenSSL.

Dependencies:

  • OpenSSL 3.6.2
  • liboqs 0.15.0 (optional)
  • oqs-provider 0.11.0 (optional)

Dependencies can be installed with the provided script. Note:

  • OpenSSL 4.0.0 does NOT work with liboqs and oqs-provider (at least not these versions).
  • liboqs and oqs-provider are required if you want to use experimental PQC algorithms.

To do:

  • Add support for PQC signatures
  • Add support for PQC-TLS
  • Merge with, or move to, DNS version 2

Supported Algorithms

Algorithm DNSSEC Algorithm ID Activated
FALCON512 17 Yes
P256_FALCON512 (Hybrid) 18 Yes
RSA3072_FALCON512 (Hybrid) 19 Yes
FALCON1024 20 Yes
P521_FALCON1024 (Hybrid) 21 Yes
DILITHIUM2 22 No
P256_DILITHIUM2 (Hybrid) 23 No
RSA3072_DILITHIUM2 (Hybrid) 24 No
SPHINCS+-SHA-256-128s Simple 25 No
P256_SPHINCS+-SHA-256-128s Simple (Hybrid) 26 No
RSA3072_SPHINCS+-SHA-256-128s Simple (Hybrid) 27 No
MAYO1 28 No
P256_MAYO1 29 No
SNOVA2454 30 No
P256_SNOVA2454 31 No

Benchmarks

Alternative (more granular) approach to a DNS library

Less is more.

Complete and usable DNS library. All Resource Records are supported, including the DNSSEC types. It follows a lean and mean philosophy. If there is stuff you should know as a DNS programmer there isn't a convenience function for it. Server side and client side programming is supported, i.e. you can build servers and resolvers with it.

We try to keep the "master" branch as sane as possible and at the bleeding edge of standards, avoiding breaking changes wherever reasonable. We support the last two versions of Go.

Goals

  • KISS;
  • Fast;
  • Small API. If it's easy to code in Go, don't make a function for it.

Users

A not-so-up-to-date-list-that-may-be-actually-current:

Send pull request if you want to be listed here.

Features

  • UDP/TCP queries, IPv4 and IPv6
  • RFC 1035 zone file parsing ($INCLUDE, $ORIGIN, $TTL and $GENERATE (for all record types) are supported
  • Fast
  • Server side programming (mimicking the net/http package)
  • Client side programming
  • DNSSEC: signing, validating and key generation for DSA, RSA, ECDSA and Ed25519
  • EDNS0, NSID, Cookies
  • AXFR/IXFR
  • TSIG, SIG(0)
  • DNS over TLS (DoT): encrypted connection between client and server over TCP
  • DNS name compression

Have fun!

Miek Gieben - 2010-2012 - miek@miek.nl DNS Authors 2012-

Building

This library uses Go modules and uses semantic versioning. Building is done with the go tool, so the following should work:

go get github.com/miekg/dns
go build github.com/miekg/dns

Examples

A short "how to use the API" is at the beginning of doc.go (this also will show when you call godoc github.com/miekg/dns).

Example programs can be found in the github.com/miekg/exdns repository.

Supported RFCs

all of them

  • 103{4,5} - DNS standard
  • 1183 - ISDN, X25 and other deprecated records
  • 1348 - NSAP record (removed the record)
  • 1982 - Serial Arithmetic
  • 1876 - LOC record
  • 1995 - IXFR
  • 1996 - DNS notify
  • 2136 - DNS Update (dynamic updates)
  • 2181 - RRset definition - there is no RRset type though, just []RR
  • 2537 - RSAMD5 DNS keys
  • 2065 - DNSSEC (updated in later RFCs)
  • 2671 - EDNS record
  • 2782 - SRV record
  • 2845 - TSIG record
  • 2915 - NAPTR record
  • 2929 - DNS IANA Considerations
  • 3110 - RSASHA1 DNS keys
  • 3123 - APL record
  • 3225 - DO bit (DNSSEC OK)
  • 340{1,2,3} - NAPTR record
  • 3445 - Limiting the scope of (DNS)KEY
  • 3596 - AAAA record
  • 3597 - Unknown RRs
  • 4025 - A Method for Storing IPsec Keying Material in DNS
  • 403{3,4,5} - DNSSEC + validation functions
  • 4255 - SSHFP record
  • 4343 - Case insensitivity
  • 4408 - SPF record
  • 4509 - SHA256 Hash in DS
  • 4592 - Wildcards in the DNS
  • 4635 - HMAC SHA TSIG
  • 4701 - DHCID
  • 4892 - id.server
  • 5001 - NSID
  • 5155 - NSEC3 record
  • 5205 - HIP record
  • 5702 - SHA2 in the DNS
  • 5936 - AXFR
  • 5966 - TCP implementation recommendations
  • 6605 - ECDSA
  • 6725 - IANA Registry Update
  • 6742 - ILNP DNS
  • 6840 - Clarifications and Implementation Notes for DNS Security
  • 6844 - CAA record
  • 6891 - EDNS0 update
  • 6895 - DNS IANA considerations
  • 6944 - DNSSEC DNSKEY Algorithm Status
  • 6975 - Algorithm Understanding in DNSSEC
  • 7043 - EUI48/EUI64 records
  • 7314 - DNS (EDNS) EXPIRE Option
  • 7477 - CSYNC RR
  • 7828 - edns-tcp-keepalive EDNS0 Option
  • 7553 - URI record
  • 7858 - DNS over TLS: Initiation and Performance Considerations
  • 7871 - EDNS0 Client Subnet
  • 7873 - Domain Name System (DNS) Cookies
  • 8080 - EdDSA for DNSSEC
  • 8490 - DNS Stateful Operations
  • 8499 - DNS Terminology
  • 8659 - DNS Certification Authority Authorization (CAA) Resource Record
  • 8777 - DNS Reverse IP Automatic Multicast Tunneling (AMT) Discovery
  • 8914 - Extended DNS Errors
  • 8976 - Message Digest for DNS Zones (ZONEMD RR)
  • 9460 - Service Binding and Parameter Specification via the DNS
  • 9461 - Service Binding Mapping for DNS Servers
  • 9462 - Discovery of Designated Resolvers
  • 9460 - SVCB and HTTPS Records
  • 9567 - DNS Error Reporting
  • 9606 - DNS Resolver Information
  • 9660 - DNS Zone Version (ZONEVERSION) Option
  • Draft - Compact Denial of Existence in DNSSEC

Loosely Based Upon

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DNS library in Go with Support for Post-Quantum Cryptography using OpenSSL

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