diff --git a/contracts/evm/Precompiles.sol b/contracts/evm/Precompiles.sol
new file mode 100644
index 000000000..47ef0dadd
--- /dev/null
+++ b/contracts/evm/Precompiles.sol
@@ -0,0 +1,284 @@
+// SPDX-License-Identifier: Apache-2.0
+pragma solidity ^0.8.20;
+
+contract Precompiles {
+
+    event DebugBytes(bytes data);
+    event DebugUint256(uint256 value);
+
+    // Generated for the ecPairing, using circom's "Getting started", "Verifying from a Smart Contract", example: https://docs.circom.io/getting-started/proving-circuits/#verifying-a-proof 
+    // Base field size
+    uint256 constant q   = 21888242871839275222246405745257275088696311157297823662689037894645226208583;
+
+    // Verification Key data
+    uint256 constant alphax  = 1992193412575387772633166300059621656894667020589796054599256571938481924230;
+    uint256 constant alphay  = 17286394816897329629069822916679309371076736310284017855248312609568383258237;
+    uint256 constant betax1  = 11964323460734694315238111140642024467452813403052111330212995086166809270885;
+    uint256 constant betax2  = 12267908196455409001876930296230756523799830500981645004963998667454025535434;
+    uint256 constant betay1  = 21275906100829937195191642051557308290074855814227086905366055391443466419712;
+    uint256 constant betay2  = 11626206177405313309349477264020271977827652855514445334498513782927752593000;
+    uint256 constant gammax1 = 11559732032986387107991004021392285783925812861821192530917403151452391805634;
+    uint256 constant gammax2 = 10857046999023057135944570762232829481370756359578518086990519993285655852781;
+    uint256 constant gammay1 = 4082367875863433681332203403145435568316851327593401208105741076214120093531;
+    uint256 constant gammay2 = 8495653923123431417604973247489272438418190587263600148770280649306958101930;
+    uint256 constant deltax1 = 2009753607463674868643623849162140280453293590938413759204491084610780506800;
+    uint256 constant deltax2 = 2318786346813288613910245922805240833314377829481066116275566236397337633311;
+    uint256 constant deltay1 = 10136331428626930676893265737858796788982376651161771565051197160272857837902;
+    uint256 constant deltay2 = 10244858826673312074376951503947532249080874861318982996096318922537363359310;
+
+    
+    uint256 constant IC0x = 8932029301015886160530317842397264455712404585681011305111252155919622321955;
+    uint256 constant IC0y = 8277775186538355354365054546186421179471810889108665599571530260894812131569;
+    
+    uint256 constant IC1x = 10605992167215957342338540958692483139633228909008555813480804645225067260597;
+    uint256 constant IC1y = 18983729039899565301459273836628802849991503687662293824406539434384123854551;
+    
+ 
+    // Memory data
+    uint16 constant pVk = 0;
+    uint16 constant pPairing = 128;
+
+    uint16 constant pLastMem = 896;
+    // End of generated data
+
+
+    function verifySignature(
+        bytes32 hashedMessage,
+        uint8 v,
+        bytes32 r,
+        bytes32 s,
+        address expectedSigner
+    ) public pure returns (bool) {
+        // Recover the address from the signature
+        address recoveredAddress = ecrecover(hashedMessage, v, r, s);
+
+        // Compare the recovered address with the expected signer's address
+        return recoveredAddress == expectedSigner;
+    }
+
+    function computeSha256Hash(string memory input) public pure returns (bytes32) {
+        return sha256(abi.encodePacked(input));
+    }
+
+    function computeRipemd160Hash(string memory input) public pure returns (bytes20) {
+        return ripemd160(abi.encodePacked(input));
+    }
+
+    function getIdentity(uint256 input) public pure returns (uint256) {
+        uint256 output;
+        assembly {
+            // Load data from the call data at the specified index
+            output := calldataload(4) // 4 bytes offset for the function selector
+        }
+        return output;
+    }  
+
+    function modExp(uint256 base, uint256 exponent, uint256 modulus) public returns (uint256 result) {
+        // Input length for base, exponent, and modulus
+        uint256 length = 32; // for simplicity, assuming all inputs are 32 bytes
+
+        emit DebugUint256(base);
+        emit DebugUint256(exponent);
+        emit DebugUint256(modulus);
+        emit DebugBytes(bytes.concat(abi.encode(base), abi.encode(exponent), abi.encode(modulus)));
+
+        assembly {
+            // Free memory pointer
+            let p := mload(0x40)
+
+            // Define length and position for base, exponent, and modulus
+            mstore(p, length)           // Length of base
+            mstore(add(p, 0x20), length) // Length of exponent
+            mstore(add(p, 0x40), length) // Length of modulus
+            mstore(add(p, 0x60), base)   // Base
+            mstore(add(p, 0x80), exponent) // Exponent
+            mstore(add(p, 0xA0), modulus)  // Modulus
+
+            // Call the MODEXP precompiled contract at address 0x5
+            if iszero(call(not(0), 0x05, 0, p, 0xC0, p, 0x20)) {
+                revert(0, 0)
+            }
+
+            // Load the result
+            result := mload(p)
+        }
+    }  
+
+    function ecAdd(uint256[2] memory point1, uint256[2] memory point2) public view returns (uint256[2] memory result) {
+        // Input format: (x1, y1, x2, y2)
+        uint256[4] memory input;
+        input[0] = point1[0];
+        input[1] = point1[1];
+        input[2] = point2[0];
+        input[3] = point2[1];
+
+        assembly {
+            // Call the ecAdd precompile at address 0x6
+            if iszero(staticcall(not(0), 0x6, input, 0x80, result, 0x40)) {
+                revert(0, 0)
+            }
+        }
+    }    
+
+    function ecMul(uint256[2] memory point, uint256 k, uint256 prime) public returns (uint256[2] memory result) {
+        // Ensure the input point is on the curve
+        require(isOnCurve(point, prime), "Point is not on the curve");
+
+        // Use the precompiled contract for the ecMul operation
+        // The precompiled contract for ecMul is at address 0x07
+        assembly {
+            // Free memory pointer
+            let p := mload(0x40)
+            
+            // Store input data in memory
+            mstore(p, mload(point))
+            mstore(add(p, 0x20), mload(add(point, 0x20)))
+            mstore(add(p, 0x40), k)
+            
+            // Call the precompiled contract
+            // Input: 0x60 bytes (point x, point y, scalar k)
+            // Output: 0x40 bytes (resulting point x', y')
+            if iszero(call(not(0), 0x07, 0, p, 0x60, p, 0x40)) {
+                revert(0, 0)
+            }
+            
+            // Load the result from memory
+            result := p
+        }
+    }    
+
+    // Generated function using circom's "Getting started", "Verifying from a Smart Contract", example: https://docs.circom.io/getting-started/proving-circuits/#verifying-a-proof 
+    function ecPairing(uint[2] calldata _pA, uint[2][2] calldata _pB, uint[2] calldata _pC, uint[1] calldata _pubSignals) public view returns (bool) {
+        assembly {
+            function checkField(v) {
+                if iszero(lt(v, q)) {
+                    mstore(0, 0)
+                    return(0, 0x20)
+                }
+            }
+            
+            // G1 function to multiply a G1 value(x,y) to value in an address
+            function g1_mulAccC(pR, x, y, s) {
+                let success
+                let mIn := mload(0x40)
+                mstore(mIn, x)
+                mstore(add(mIn, 32), y)
+                mstore(add(mIn, 64), s)
+
+                success := staticcall(sub(gas(), 2000), 7, mIn, 96, mIn, 64)
+
+                if iszero(success) {
+                    mstore(0, 0)
+                    return(0, 0x20)
+                }
+
+                mstore(add(mIn, 64), mload(pR))
+                mstore(add(mIn, 96), mload(add(pR, 32)))
+
+                success := staticcall(sub(gas(), 2000), 6, mIn, 128, pR, 64)
+
+                if iszero(success) {
+                    mstore(0, 0)
+                    return(0, 0x20)
+                }
+            }
+
+            function checkPairing(pA, pB, pC, pubSignals, pMem) -> isOk {
+                let _pPairing := add(pMem, pPairing)
+                let _pVk := add(pMem, pVk)
+
+                mstore(_pVk, IC0x)
+                mstore(add(_pVk, 32), IC0y)
+
+                // Compute the linear combination vk_x
+                
+                g1_mulAccC(_pVk, IC1x, IC1y, calldataload(add(pubSignals, 0)))
+                
+
+                // -A
+                mstore(_pPairing, calldataload(pA))
+                mstore(add(_pPairing, 32), mod(sub(q, calldataload(add(pA, 32))), q))
+
+                // B
+                mstore(add(_pPairing, 64), calldataload(pB))
+                mstore(add(_pPairing, 96), calldataload(add(pB, 32)))
+                mstore(add(_pPairing, 128), calldataload(add(pB, 64)))
+                mstore(add(_pPairing, 160), calldataload(add(pB, 96)))
+
+                // alpha1
+                mstore(add(_pPairing, 192), alphax)
+                mstore(add(_pPairing, 224), alphay)
+
+                // beta2
+                mstore(add(_pPairing, 256), betax1)
+                mstore(add(_pPairing, 288), betax2)
+                mstore(add(_pPairing, 320), betay1)
+                mstore(add(_pPairing, 352), betay2)
+
+                // vk_x
+                mstore(add(_pPairing, 384), mload(add(pMem, pVk)))
+                mstore(add(_pPairing, 416), mload(add(pMem, add(pVk, 32))))
+
+
+                // gamma2
+                mstore(add(_pPairing, 448), gammax1)
+                mstore(add(_pPairing, 480), gammax2)
+                mstore(add(_pPairing, 512), gammay1)
+                mstore(add(_pPairing, 544), gammay2)
+
+                // C
+                mstore(add(_pPairing, 576), calldataload(pC))
+                mstore(add(_pPairing, 608), calldataload(add(pC, 32)))
+
+                // delta2
+                mstore(add(_pPairing, 640), deltax1)
+                mstore(add(_pPairing, 672), deltax2)
+                mstore(add(_pPairing, 704), deltay1)
+                mstore(add(_pPairing, 736), deltay2)
+
+
+                let success := staticcall(sub(gas(), 2000), 8, _pPairing, 768, _pPairing, 0x20)
+
+                isOk := and(success, mload(_pPairing))
+            }
+
+            let pMem := mload(0x40)
+            mstore(0x40, add(pMem, pLastMem))
+
+            // Validate that all evaluations ∈ F
+            
+            checkField(calldataload(add(_pubSignals, 0)))
+            
+            checkField(calldataload(add(_pubSignals, 32)))
+            
+
+            // Validate all evaluations
+            let isValid := checkPairing(_pA, _pB, _pC, _pubSignals, pMem)
+
+            mstore(0, isValid)
+             return(0, 0x20)
+        }
+    }    
+
+    function blake2(uint32 rounds, bytes32[2] memory h, bytes32[4] memory m, bytes8[2] memory t, bool f) public returns (bytes32[2] memory) {
+        bytes32[2] memory output;
+
+        bytes memory args = abi.encodePacked(rounds, h[0], h[1], m[0], m[1], m[2], m[3], t[0], t[1], f);
+     
+        assembly {
+            if iszero(staticcall(not(0), 0x09, add(args, 32), 0xd5, output, 0x40)) {
+                revert(0, 0)
+            }
+        }
+
+        return output;
+    }
+
+    function isOnCurve(uint256[2] memory point, uint256 prime) public pure returns (bool) {
+        uint256 x = point[0];
+        uint256 y = point[1];
+        uint256 lhs = mulmod(y, y, prime);
+        uint256 rhs = addmod(mulmod(mulmod(x, x, prime), x, prime), 3, prime);
+        return lhs == rhs;
+    }    
+}
diff --git a/package-lock.json b/package-lock.json
index 4d4ccf3bb..5fc7d387f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,9 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@nomicfoundation/solidity-analyzer": "^0.1.0",
-        "dotenv": "^16.3.1"
+        "bn.js": "^5.2.1",
+        "dotenv": "^16.3.1",
+        "elliptic": "^6.5.4"
       },
       "devDependencies": {
         "@hashgraph/hedera-local": "2.13.0",
@@ -50,12 +52,12 @@
       }
     },
     "node_modules/@aws-sdk/types": {
-      "version": "3.413.0",
-      "resolved": "https://registry.npmjs.org/@aws-sdk/types/-/types-3.413.0.tgz",
-      "integrity": "sha512-j1xib0f/TazIFc5ySIKOlT1ujntRbaoG4LJFeEezz4ji03/wSJMI8Vi4KjzpBp8J1tTu0oRDnsxRIGixsUBeYQ==",
+      "version": "3.433.0",
+      "resolved": "https://registry.npmjs.org/@aws-sdk/types/-/types-3.433.0.tgz",
+      "integrity": "sha512-0jEE2mSrNDd8VGFjTc1otYrwYPIkzZJEIK90ZxisKvQ/EURGBhNzWn7ejWB9XCMFT6XumYLBR0V9qq5UPisWtA==",
       "dev": true,
       "dependencies": {
-        "@smithy/types": "^2.3.1",
+        "@smithy/types": "^2.4.0",
         "tslib": "^2.5.0"
       },
       "engines": {
@@ -1035,9 +1037,9 @@
       }
     },
     "node_modules/@grpc/proto-loader": {
-      "version": "0.7.9",
-      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.9.tgz",
-      "integrity": "sha512-YJsOehVXzgurc+lLAxYnlSMc1p/Gu6VAvnfx0ATi2nzvr0YZcjhmZDeY8SeAKv1M7zE3aEJH0Xo9mK1iZ8GYoQ==",
+      "version": "0.7.10",
+      "resolved": "https://registry.npmjs.org/@grpc/proto-loader/-/proto-loader-0.7.10.tgz",
+      "integrity": "sha512-CAqDfoaQ8ykFd9zqBDn4k6iWT9loLAlc2ETmDFS9JCD70gDcnA4L3AFEo2iV7KyAtAAHFW9ftq1Fz+Vsgq80RQ==",
       "dev": true,
       "dependencies": {
         "lodash.camelcase": "^4.3.0",
@@ -1059,14 +1061,14 @@
       "dev": true
     },
     "node_modules/@hashgraph/cryptography": {
-      "version": "1.4.7",
-      "resolved": "https://registry.npmjs.org/@hashgraph/cryptography/-/cryptography-1.4.7.tgz",
-      "integrity": "sha512-DrwZxIw3AM01JINaINTBmFEJVn9lzTHHf343zYXzpu+MrUJbZzuGyzd5bW6DmGGvFqTF/xDo0S/XiO2StdhVgg==",
+      "version": "1.4.8-beta.3",
+      "resolved": "https://registry.npmjs.org/@hashgraph/cryptography/-/cryptography-1.4.8-beta.3.tgz",
+      "integrity": "sha512-ABmJOMr17ZeH8hf+SAKy+91SNdGjnfqTQlmm0LE4YFyT4Euo/YyIjyhCDQA2Oi+VBOC4p6CdRRa9vs3Q/Waxgg==",
       "dev": true,
       "dependencies": {
         "asn1js": "^3.0.5",
         "bignumber.js": "^9.1.1",
-        "bn.js": "^5.1.1",
+        "bn.js": "^5.2.1",
         "buffer": "^6.0.3",
         "crypto-js": "^4.1.1",
         "elliptic": "^6.5.4",
@@ -1148,6 +1150,7 @@
       "resolved": "https://registry.npmjs.org/@hashgraph/proto/-/proto-2.13.0.tgz",
       "integrity": "sha512-Wan4TyiGExymUQOD+WVE/Q/RDjr+eBv5JBVO5+RGa2FDyASFhUWA/E1G0ZyiynXf2clqlewXIHyuNxpR42S80A==",
       "dev": true,
+      "peer": true,
       "dependencies": {
         "long": "^4.0.0",
         "protobufjs": "^7.1.2"
@@ -1157,9 +1160,9 @@
       }
     },
     "node_modules/@hashgraph/sdk": {
-      "version": "2.34.1",
-      "resolved": "https://registry.npmjs.org/@hashgraph/sdk/-/sdk-2.34.1.tgz",
-      "integrity": "sha512-Azrk3JKtCR7JOAAfp+fVdryYc7Ja/cRHcxHg9X1bkRxsAHrQKuQpwEiJRFsz182pmhRyzFPdSmYraZLvlUNHEg==",
+      "version": "2.37.0",
+      "resolved": "https://registry.npmjs.org/@hashgraph/sdk/-/sdk-2.37.0.tgz",
+      "integrity": "sha512-QDEeTAcerKbp6lx3coKBt5Nu6TRuZWXIoT9yUV1HkIdRHvgEghEV59yI5iuJSxpOHJkShfSyigrr/NIuBQIeBw==",
       "dev": true,
       "dependencies": {
         "@ethersproject/abi": "^5.7.0",
@@ -1167,8 +1170,8 @@
         "@ethersproject/bytes": "^5.7.0",
         "@ethersproject/rlp": "^5.7.0",
         "@grpc/grpc-js": "1.8.2",
-        "@hashgraph/cryptography": "1.4.7",
-        "@hashgraph/proto": "2.13.0",
+        "@hashgraph/cryptography": "1.4.8-beta.3",
+        "@hashgraph/proto": "2.14.0-beta.2",
         "axios": "^1.3.1",
         "bignumber.js": "^9.1.1",
         "bn.js": "^5.1.1",
@@ -1177,7 +1180,7 @@
         "long": "^4.0.0",
         "pino": "^8.14.1",
         "pino-pretty": "^10.0.0",
-        "protobufjs": "^7.1.2",
+        "protobufjs": "^7.2.5",
         "utf8": "^3.0.0"
       },
       "engines": {
@@ -1192,6 +1195,19 @@
         }
       }
     },
+    "node_modules/@hashgraph/sdk/node_modules/@hashgraph/proto": {
+      "version": "2.14.0-beta.2",
+      "resolved": "https://registry.npmjs.org/@hashgraph/proto/-/proto-2.14.0-beta.2.tgz",
+      "integrity": "sha512-LuypRVyDc05podG/FoDlElgirAiBa8LuyKoAdOmZHUQOC3zNA7bFneTkZJR92Oxhnc56++QCLCOsRPjVLOYBcw==",
+      "dev": true,
+      "dependencies": {
+        "long": "^4.0.0",
+        "protobufjs": "^7.2.5"
+      },
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/@hethers/abstract-provider": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/@hethers/abstract-provider/-/abstract-provider-1.2.1.tgz",
@@ -2943,9 +2959,9 @@
       "dev": true
     },
     "node_modules/@openzeppelin/defender-base-client": {
-      "version": "1.48.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/defender-base-client/-/defender-base-client-1.48.0.tgz",
-      "integrity": "sha512-HFO87s010hRrMjyh2xYOCEAkLe21BfIbho7n5/kikA6A1ZgXi7MsEiqnQv1zP4bxMJgxGZ5b3t4tt6fWrakbag==",
+      "version": "1.50.0",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/defender-base-client/-/defender-base-client-1.50.0.tgz",
+      "integrity": "sha512-V5uJ4t3kr9ex1RrqGH2DwsHuyW7/hl3VK0sSkq3VVbAewtcsW3cdg/UkXd5ITu6mtz76RoYkvUBHtkYUm0nb+w==",
       "dev": true,
       "dependencies": {
         "amazon-cognito-identity-js": "^6.0.1",
@@ -3077,9 +3093,9 @@
       }
     },
     "node_modules/@openzeppelin/upgrades-core": {
-      "version": "1.28.0",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/upgrades-core/-/upgrades-core-1.28.0.tgz",
-      "integrity": "sha512-8RKlyg98Adv+46GxDaR0awL3R8bVCcQ27DcSEwrgWOp6siHh8sZg4a2l+2dhPl1510S6uBfhHSydMH5VX2BV5g==",
+      "version": "1.31.1",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/upgrades-core/-/upgrades-core-1.31.1.tgz",
+      "integrity": "sha512-BdkTZwvBxgZ9BYYfhOhuivmqZLOZ/bm6mK5eEDZ36I3Fy64a9BDL/NusaDV5XAoGn4La/j9dZSbTtgP/6d8jAQ==",
       "dev": true,
       "dependencies": {
         "cbor": "^9.0.0",
@@ -3089,7 +3105,7 @@
         "ethereumjs-util": "^7.0.3",
         "minimist": "^1.2.7",
         "proper-lockfile": "^4.1.1",
-        "solidity-ast": "^0.4.26"
+        "solidity-ast": "^0.4.51"
       },
       "bin": {
         "openzeppelin-upgrades-core": "dist/cli/cli.js"
@@ -3386,9 +3402,9 @@
       }
     },
     "node_modules/@smithy/types": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/@smithy/types/-/types-2.3.2.tgz",
-      "integrity": "sha512-iH0cdKi7HQlzfAM3w2shFk/qZYKAqJWswtpmQpPtlruF+uFZeGEpMJjgDRyhWiddfVM4e2oP4nMaOBsMy6lXgg==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/@smithy/types/-/types-2.4.0.tgz",
+      "integrity": "sha512-iH1Xz68FWlmBJ9vvYeHifVMWJf82ONx+OybPW8ZGf5wnEv2S0UXcU4zwlwJkRXuLKpcSLHrraHbn2ucdVXLb4g==",
       "dev": true,
       "dependencies": {
         "tslib": "^2.5.0"
@@ -3414,24 +3430,24 @@
       }
     },
     "node_modules/@types/bn.js": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-5.1.2.tgz",
-      "integrity": "sha512-dkpZu0szUtn9UXTmw+e0AJFd4D2XAxDnsCLdc05SfqpqzPEBft8eQr8uaFitfo/dUUOZERaLec2hHMG87A4Dxg==",
+      "version": "5.1.5",
+      "resolved": "https://registry.npmjs.org/@types/bn.js/-/bn.js-5.1.5.tgz",
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diff --git a/package.json b/package.json
index a52b0c9d1..305d0cac3 100644
--- a/package.json
+++ b/package.json
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     "@nomicfoundation/solidity-analyzer": "^0.1.0",
-    "dotenv": "^16.3.1"
+    "bn.js": "^5.2.1",
+    "dotenv": "^16.3.1",
+    "elliptic": "^6.5.4"
   }
 }
diff --git a/test/evm/Precompiles.js b/test/evm/Precompiles.js
new file mode 100644
index 000000000..40b600e63
--- /dev/null
+++ b/test/evm/Precompiles.js
@@ -0,0 +1,209 @@
+/*-
+ *
+ * Hedera Smart Contracts
+ *
+ * Copyright (C) 2023 Hedera Hashgraph, LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+const blake = require('blakejs');
+const BN = require('bn.js');
+const elliptic = require('elliptic');
+const { ethers } = require('hardhat')
+const { expect } = require('chai')
+
+function computeBlake2b(input) {
+    const hash = blake.blake2b(input, null, 32); // 32 bytes = 256 bits
+    return Buffer.from(hash).toString('hex');
+}
+
+describe("@solidityevmequiv1 Precompiles Support", function () {
+    let precompilesContract; 
+    const prime = '21888242871839275222246405745257275088696311157297823662689037894645226208583';
+
+    const alt_bn128 = new elliptic.curve.short({
+        p: new BN(prime),
+        a: '0',
+        b: '3',
+        g: [
+          new BN('1'),
+          new BN('2')
+        ],
+        n: new BN('21888242871839275222246405745257275088548364400416034343698204186575808495617'),
+        h: '1'
+    })
+
+    before(async () => {
+        const Precompiles = await ethers.getContractFactory("Precompiles")
+        precompilesContract = await Precompiles.deploy()
+        await precompilesContract.deployed()
+    })
+
+    it("Should verify the signer of a message using ecrecover", async function () {
+     
+        const message = ethers.utils.toUtf8Bytes("I agree to the terms")
+        const hashOfMessage = ethers.utils.keccak256(message)
+        const walletSigner = ethers.Wallet.createRandom()      
+        const signedMessage = await walletSigner._signingKey().signDigest(hashOfMessage)
+
+        const v = signedMessage.recoveryParam + 27 // always needs to add 27 to the recoveryParam
+        const r = signedMessage.r
+        const s = signedMessage.s
+
+        // Verify the signature using the contract
+        const isVerifiedAddress = await precompilesContract.verifySignature(hashOfMessage, v, r, s, walletSigner.address)
+        expect(isVerifiedAddress).to.be.true
+    })
+
+    it("Should return the correct SHA-256 hash", async function () {
+            
+        const crypto = require('crypto')
+        const input = "Hello future!"
+        const hash = crypto.createHash('sha256').update(input).digest('hex')
+        const expectedHash = "0x" + hash
+    
+        const result = await precompilesContract.computeSha256Hash(input)
+        expect(result).to.equal(expectedHash)
+    })
+    
+    it("Should return the correct RIPEMD-160 hash", async function () {
+    
+        const crypto = require('crypto')
+        const input = "Hello future!"
+        const hash = crypto.createHash('ripemd160').update(input).digest('hex')
+        const expectedHash = "0x" + hash
+    
+        const result = await precompilesContract.computeRipemd160Hash(input)
+        expect(result).to.equal(expectedHash)
+    })
+
+    it("Should return the same value as input", async function () {
+
+        const inputValue = 12345
+        const result = await precompilesContract.getIdentity(inputValue)
+    
+        expect(result).to.equal(inputValue)
+    })
+
+    it("Should correctly compute modular exponentiation", async function () {
+    
+        const base = ethers.BigNumber.from("3")
+        const exponent = ethers.BigNumber.from("2")
+        const modulus = ethers.BigNumber.from("5")
+    
+        // Expected result: (3^2) % 5 = 9 % 5 = 4
+        const expectedOutput = ethers.BigNumber.from("4")
+        const result = await precompilesContract.callStatic.modExp(base, exponent, modulus)
+
+        expect(result).to.equal(expectedOutput)
+    })   
+
+    it("should add two elliptic curve points", async function () {          
+        // Get the base point (generator) of the curve
+        const basePoint = alt_bn128.g
+        // check that all is well
+        expect(alt_bn128.validate(basePoint)).to.be.true
+          
+        // Get another point on the curve by multiplying the base point by 2
+        const secondPoint = basePoint.mul(new BN('2'))
+        // check that all is well
+        expect(alt_bn128.validate(secondPoint)).to.be.true
+          
+        const resPoint = basePoint.add(secondPoint)
+   
+        const base = [
+          ethers.BigNumber.from(basePoint.getX().toString()),
+          ethers.BigNumber.from(basePoint.getY().toString())
+        ]
+
+        const second = [
+          ethers.BigNumber.from(secondPoint.getX().toString()),
+          ethers.BigNumber.from(secondPoint.getY().toString())
+        ]
+
+        // check in contract that the second point is on the curve 
+        expect(await precompilesContract.isOnCurve(second, prime)).to.be.true
+    
+        const result = await precompilesContract.ecAdd(base, second)
+        
+        expect(result[0]).to.equal(resPoint.getX())
+        expect(result[1]).to.equal(resPoint.getY())
+    })
+
+    it("should correctly multiply a point on the curve by a scalar", async () => {
+        // Define a point on the curve (for example, the generator/base point)
+        const basePoint = alt_bn128.g // This is the generator point of the curve
+
+        // Get another point on the curve by multiplying the base point by 2
+        const secondPoint = basePoint.mul(new BN('2'))
+        // check that all is well
+        expect(alt_bn128.validate(secondPoint)).to.be.true
+
+        // Define a scalar for multiplication
+        const scalar = new BN('7')
+
+        // Multiply the point by the scalar
+        const resultPoint = secondPoint.mul(scalar)
+
+        const result = await precompilesContract.callStatic.ecMul(
+            [
+                ethers.BigNumber.from(secondPoint.getX().toString()),
+                ethers.BigNumber.from(secondPoint.getY().toString())
+            ],
+            ethers.BigNumber.from(scalar.toString()),
+            ethers.BigNumber.from(prime.toString())
+        )
+
+        expect(result[0]).to.equal(resultPoint.getX())
+        expect(result[1]).to.equal(resultPoint.getY())
+
+    })
+
+    it("Should correctly compute the ecPairing check", async function () {
+        // zkSNARK verification with the pairing check. EIP-197: https://github.com/ethereum/EIPs/blob/master/EIPS/eip-197.md
+        // Inputs are taken from circom's "Getting started" example using circom and snarkjs:  https://docs.circom.io/getting-started/installation/
+
+        const pa = ["0x10e0c597f83b5955dea39d1070b715e52c102ddb7e3a00168b44be8bf7119f55", "0x11661888377b0b03f2bcc23b8a351c8f3d23aabc8dc8df65c41e5d21c974b7c2"]
+        const pb = [["0x2cf266680cb145e28c214aa7942adb33928091b85ee6a7d0f54c94b6073b89d9", "0x0c27c439fc1fd3e02ab52f501d6667fa3d3e1187fafd5b2c0ac15f45e6fbeae9"],["0x0f2f9159625c763a41d9eda032e8333d34d8d33d241f040f56e168de8236146c", "0x18bcf1bf1212e5e13fea9a0f7a7a01a663782a018a8dfaf5d1cbed099d8f2c45"]]
+        const pc = ["0x01c57619c684da393e699fe9399a537a5d8d103b55151af2d750c67502a206ce", "0x171fe18647a62dbdb54ccb4ba1171ca0210715575ebd51e0abc5a2b8d9411f0c"]
+        const pd = ["0x0000000000000000000000000000000000000000000000000000000000000021"]
+
+        const result = await precompilesContract.ecPairing(pa, pb, pc, pd)
+        expect(result).to.be.true
+    })
+
+    it("Should return the correct Blake2 hash", async function() {
+        // data from EIP-152: https://eips.ethereum.org/EIPS/eip-152
+        const rounds = 12
+        const h = ["0x48c9bdf267e6096a3ba7ca8485ae67bb2bf894fe72f36e3cf1361d5f3af54fa5", "0xd182e6ad7f520e511f6c3e2b8c68059b6bbd41fbabd9831f79217e1319cde05b"]
+        const m = [
+            "0x6162630000000000000000000000000000000000000000000000000000000000",
+            "0x0000000000000000000000000000000000000000000000000000000000000000",
+            "0x0000000000000000000000000000000000000000000000000000000000000000",
+            "0x0000000000000000000000000000000000000000000000000000000000000000"
+        ]
+        // const t = ["0x03000000", "0x00000000"]
+        const t = ["0x0300000000000000", "0x0000000000000000"];
+
+        const f = true;
+
+        const result = await precompilesContract.callStatic.blake2(rounds, h, m, t, f)
+
+        expect(result[0]).to.equal("0xba80a53f981c4d0d6a2797b69f12f6e94c212f14685ac4b74b12bb6fdbffa2d1")
+        expect(result[1]).to.equal("0x7d87c5392aab792dc252d5de4533cc9518d38aa8dbf1925ab92386edd4009923")
+    })
+})
+
+