diff --git a/NBitcoin.Tests/NetworkTests.cs b/NBitcoin.Tests/NetworkTests.cs
old mode 100644
new mode 100755
index 391bfaf81..0c4008cc9
--- a/NBitcoin.Tests/NetworkTests.cs
+++ b/NBitcoin.Tests/NetworkTests.cs
@@ -81,5 +81,48 @@ public void ReadMagicByteWithFirstByteDuplicated()
 				Assert.True(found);
 			}
 		}
+
+		[Fact]
+		[Trait("UnitTest", "UnitTest")]
+		public void CanGetDefaultSignet()
+		{
+			var signet = Network.GetNetwork("signet");
+
+			Assert.NotNull(signet);
+
+			var consensusFactory = new ConsensusFactory();
+			var block = consensusFactory.CreateBlock();
+			block.ReadWrite(DataEncoders.Encoders.Hex.DecodeData(SignetSettings.DEFAULT_SIGNET_GENESIS_BLOCK), consensusFactory);
+
+			Assert.Equal(block.GetHash(), signet.GenesisHash);
+		}
+
+		[Fact]
+		[Trait("UnitTest", "UnitTest")]
+		public void CanGetCustomSignet()
+		{
+			var customSignetName = "signet-custom";
+			var customSignetChallenge = "5121033da06bd7068e9859ee902a0608df9b948829718c60c587f2e497ad4d7420e43151AE";
+			var customSignetGenesisBlock = "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";
+			var customSignetSeeds = new[]
+			{
+				"127.0.0.1",
+				"[::1]"
+			};
+
+			var signetSettings = new SignetSettings(customSignetName, customSignetChallenge, customSignetGenesisBlock, customSignetSeeds);
+
+			var initSignet = Bitcoin.Instance.InitCustomSignet(signetSettings);
+
+			Assert.NotNull(initSignet);
+
+			var customSignet = Network.GetNetwork(customSignetName);
+
+			var consensusFactory = new ConsensusFactory();
+			var block = consensusFactory.CreateBlock();
+			block.ReadWrite(DataEncoders.Encoders.Hex.DecodeData(customSignetGenesisBlock), consensusFactory);
+
+			Assert.Equal(block.GetHash(), customSignet.GenesisHash);
+		}
 	}
 }
diff --git a/NBitcoin/Bitcoin.Signet.cs b/NBitcoin/Bitcoin.Signet.cs
old mode 100644
new mode 100755
index aea1e4ba5..8adfea3ed
--- a/NBitcoin/Bitcoin.Signet.cs
+++ b/NBitcoin/Bitcoin.Signet.cs
@@ -5,16 +5,40 @@
 
 namespace NBitcoin
 {
+	public record struct SignetSettings(string Name, string Challenge, string GenesisBlock, string[] NetworkSeeds)
+	{
+		public const string DEFAULT_SIGNET_NAME = "signet";
+
+		public const string DEFAULT_SIGNET_CHALLENGE =
+			"512103ad5e0edad18cb1f0fc0d28a3d4f1f3e445640337489abb10404f2d1e086be430210359ef5021964fe22d6f8e05b2463c9540ce96883fe3b278760f048f5189f2e6c452ae";
+
+		public const string DEFAULT_SIGNET_GENESIS_BLOCK =			"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";
+
+		public static readonly string[] DEFAULT_SIGNET_NETWORK_SEEDS = new[]
+		{
+			"178.128.221.177",
+			"2a01:7c8:d005:390::5"
+		};
+
+		public static readonly SignetSettings Default =
+			new(DEFAULT_SIGNET_NAME, DEFAULT_SIGNET_CHALLENGE, DEFAULT_SIGNET_GENESIS_BLOCK, DEFAULT_SIGNET_NETWORK_SEEDS);
+	}
+
 	public partial class Bitcoin
 	{
-		static readonly ChainName SignetName = new ChainName("Signet");
+		static readonly ChainName SignetName = new ChainName(SignetSettings.DEFAULT_SIGNET_NAME);
 
 		public Network Signet => _Networks[SignetName];
 
-		private Network CreateSignet()
+		private Network CreateSignet(
+			string name = SignetSettings.DEFAULT_SIGNET_NAME,
+			string challenge = SignetSettings.DEFAULT_SIGNET_CHALLENGE,
+			string genesisBlock = SignetSettings.DEFAULT_SIGNET_GENESIS_BLOCK,
+			string[] networkSeeds = null)
 		{
+			networkSeeds ??= SignetSettings.DEFAULT_SIGNET_NETWORK_SEEDS;
 			NetworkBuilder builder = new NetworkBuilder();
-			builder.SetChainName(SignetName);
+			builder.SetChainName(name == SignetSettings.DEFAULT_SIGNET_NAME ? SignetName : new ChainName(name));
 			builder.SetNetworkSet(this);
 			builder.SetConsensus(new Consensus()
 				{
@@ -43,28 +67,35 @@ private Network CreateSignet()
 				.SetBech32(Bech32Type.WITNESS_PUBKEY_ADDRESS, "tb")
 				.SetBech32(Bech32Type.WITNESS_SCRIPT_ADDRESS, "tb")
 				.SetBech32(Bech32Type.TAPROOT_ADDRESS, "tb")
-				.SetMagic(GetSignetMagic())
+				.SetMagic(GetSignetMagic(challenge))
 				.SetPort(38333)
 				.SetRPCPort(38332)
-				.SetName("signet")
-				.AddAlias("bitcoin-signet")
-				.AddAlias("btc-signet")
+				.SetName(name)
+				.SetGenesis(genesisBlock);
+
+			if (name == SignetSettings.DEFAULT_SIGNET_NAME)
+			{
+				builder.AddAlias("bitcoin-signet");
+				builder.AddAlias("btc-signet");
+			}
+
 #if !NOSOCKET
-				.AddSeeds(new[]
-				{
-					"178.128.221.177",
-					"2a01:7c8:d005:390::5"
-				}.Select(o => new Protocol.NetworkAddress(System.Net.IPAddress.Parse(o))))
+			if (networkSeeds != null)
+			{
+				builder.AddSeeds(networkSeeds.Select(o => new Protocol.NetworkAddress(System.Net.IPAddress.Parse(o))));
+			}
+			else if (name == SignetSettings.DEFAULT_SIGNET_NAME)
+			{
+				builder.AddSeeds(SignetSettings.DEFAULT_SIGNET_NETWORK_SEEDS.Select(o => new Protocol.NetworkAddress(System.Net.IPAddress.Parse(o))));
+			}
 #endif
-				.SetGenesis(
-					"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");
 
 			var network = builder.BuildAndRegister();
 #if !NOFILEIO
 			var data = Network.GetDefaultDataFolder("bitcoin");
 			if (data != null)
 			{
-				var signetCookie = Path.Combine(data, "signet", ".cookie");
+				var signetCookie = Path.Combine(data, name, ".cookie");
 				RPC.RPCClient.RegisterDefaultCookiePath(network, signetCookie);
 			}
 #endif
@@ -72,10 +103,9 @@ private Network CreateSignet()
 			return network;
 		}
 
-		private static uint GetSignetMagic()
+		private static uint GetSignetMagic(string challengeHex)
 		{
-			var challengeBytes = DataEncoders.Encoders.Hex.DecodeData(
-				"512103ad5e0edad18cb1f0fc0d28a3d4f1f3e445640337489abb10404f2d1e086be430210359ef5021964fe22d6f8e05b2463c9540ce96883fe3b278760f048f5189f2e6c452ae");
+			var challengeBytes = DataEncoders.Encoders.Hex.DecodeData(challengeHex);
 			var challenge = new Script(challengeBytes);
 			MemoryStream ms = new MemoryStream();
 			BitcoinStream bitcoinStream = new BitcoinStream(ms, true);
@@ -84,5 +114,16 @@ private static uint GetSignetMagic()
 			return Utils.ToUInt32(h, true);
 		}
 
+		public Network InitCustomSignet(SignetSettings? settings = null)
+		{
+			var s = settings ?? SignetSettings.Default;
+
+			if (_Networks.TryGetValue(new ChainName(string.IsNullOrWhiteSpace(s.Name) ? SignetSettings.DEFAULT_SIGNET_NAME : s.Name), out var network))
+				return network;
+
+			var customSignet = CreateSignet(s.Name, s.Challenge, s.GenesisBlock, s.NetworkSeeds);
+			_Networks.TryAdd(customSignet.ChainName, customSignet);
+			return customSignet;
+		}
 	}
 }