diff --git a/package-lock.json b/package-lock.json
index a23bc4a5..be68bd46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@govtechsg/dnsprove": "^2.3.0",
         "@govtechsg/document-store": "^2.6.1",
         "@govtechsg/oa-encryption": "^1.3.3",
-        "@govtechsg/oa-verify": "^9.0.0",
+        "@govtechsg/oa-verify": "^9.3.0",
         "@govtechsg/open-attestation": "^6.4.1",
         "@govtechsg/token-registry": "^4.1.7",
         "@govtechsg/tradetrust-config": "^1.5.1",
@@ -31,8 +31,8 @@
         "yargs": "^17.0.1"
       },
       "bin": {
-        "oa": "dist/cjs/index.js",
-        "open-attestation": "dist/cjs/index.js"
+        "oa": "dist/cjs/src/index.js",
+        "open-attestation": "dist/cjs/src/index.js"
       },
       "devDependencies": {
         "@babel/core": "^7.14.3",
@@ -2702,9 +2702,9 @@
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-      "resolved": "https://registry.npmjs.org/@ethersproject/abi/-/abi-5.4.1.tgz",
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+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abi/-/abi-5.7.0.tgz",
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@@ -2715,22 +2715,23 @@
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-        "@ethersproject/logger": "^5.4.0",
-        "@ethersproject/properties": "^5.4.0",
-        "@ethersproject/strings": "^5.4.0"
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+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/constants": "^5.7.0",
+        "@ethersproject/hash": "^5.7.0",
+        "@ethersproject/keccak256": "^5.7.0",
+        "@ethersproject/logger": "^5.7.0",
+        "@ethersproject/properties": "^5.7.0",
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-      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-provider/-/abstract-provider-5.4.1.tgz",
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+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-provider/-/abstract-provider-5.7.0.tgz",
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@@ -2741,20 +2742,21 @@
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-        "@ethersproject/bytes": "^5.4.0",
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-        "@ethersproject/properties": "^5.4.0",
-        "@ethersproject/transactions": "^5.4.0",
-        "@ethersproject/web": "^5.4.0"
+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/logger": "^5.7.0",
+        "@ethersproject/networks": "^5.7.0",
+        "@ethersproject/properties": "^5.7.0",
+        "@ethersproject/transactions": "^5.7.0",
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-      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-signer/-/abstract-signer-5.4.1.tgz",
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+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/abstract-signer/-/abstract-signer-5.7.0.tgz",
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@@ -2765,18 +2767,19 @@
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-        "@ethersproject/bignumber": "^5.4.0",
-        "@ethersproject/bytes": "^5.4.0",
-        "@ethersproject/logger": "^5.4.0",
-        "@ethersproject/properties": "^5.4.0"
+        "@ethersproject/abstract-provider": "^5.7.0",
+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/logger": "^5.7.0",
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-      "resolved": "https://registry.npmjs.org/@ethersproject/address/-/address-5.4.0.tgz",
-      "integrity": "sha512-SD0VgOEkcACEG/C6xavlU1Hy3m5DGSXW3CUHkaaEHbAPPsgi0coP5oNPsxau8eTlZOk/bpa/hKeCNoK5IzVI2Q==",
+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/address/-/address-5.7.0.tgz",
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@@ -2787,18 +2790,19 @@
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-        "@ethersproject/bytes": "^5.4.0",
-        "@ethersproject/keccak256": "^5.4.0",
-        "@ethersproject/logger": "^5.4.0",
-        "@ethersproject/rlp": "^5.4.0"
+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/keccak256": "^5.7.0",
+        "@ethersproject/logger": "^5.7.0",
+        "@ethersproject/rlp": "^5.7.0"
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     "node_modules/@ethersproject/base64": {
-      "version": "5.4.0",
-      "resolved": "https://registry.npmjs.org/@ethersproject/base64/-/base64-5.4.0.tgz",
-      "integrity": "sha512-CjQw6E17QDSSC5jiM9YpF7N1aSCHmYGMt9bWD8PWv6YPMxjsys2/Q8xLrROKI3IWJ7sFfZ8B3flKDTM5wlWuZQ==",
+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/base64/-/base64-5.7.0.tgz",
+      "integrity": "sha512-Dr8tcHt2mEbsZr/mwTPIQAf3Ai0Bks/7gTw9dSqk1mQvhW3XvRlmDJr/4n+wg1JmCl16NZue17CDh8xb/vZ0sQ==",
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@@ -2809,14 +2813,15 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+      "license": "MIT",
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-        "@ethersproject/bytes": "^5.4.0"
+        "@ethersproject/bytes": "^5.7.0"
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     "node_modules/@ethersproject/basex": {
-      "version": "5.4.0",
-      "resolved": "https://registry.npmjs.org/@ethersproject/basex/-/basex-5.4.0.tgz",
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+      "resolved": "https://registry.npmjs.org/@ethersproject/basex/-/basex-5.7.0.tgz",
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@@ -2827,15 +2832,16 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+      "license": "MIT",
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-        "@ethersproject/bytes": "^5.4.0",
-        "@ethersproject/properties": "^5.4.0"
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/properties": "^5.7.0"
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     "node_modules/@ethersproject/bignumber": {
-      "version": "5.4.2",
-      "resolved": "https://registry.npmjs.org/@ethersproject/bignumber/-/bignumber-5.4.2.tgz",
-      "integrity": "sha512-oIBDhsKy5bs7j36JlaTzFgNPaZjiNDOXsdSgSpXRucUl+UA6L/1YLlFeI3cPAoodcenzF4nxNPV13pcy7XbWjA==",
+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/bignumber/-/bignumber-5.7.0.tgz",
+      "integrity": "sha512-n1CAdIHRWjSucQO3MC1zPSVgV/6dy/fjL9pMrPP9peL+QxEg9wOsVqwD4+818B6LUEtaXzVHQiuivzRoxPxUGw==",
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@@ -2846,16 +2852,23 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+      "license": "MIT",
       "dependencies": {
-        "@ethersproject/bytes": "^5.4.0",
-        "@ethersproject/logger": "^5.4.0",
-        "bn.js": "^4.11.9"
+        "@ethersproject/bytes": "^5.7.0",
+        "@ethersproject/logger": "^5.7.0",
+        "bn.js": "^5.2.1"
       }
     },
+    "node_modules/@ethersproject/bignumber/node_modules/bn.js": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.1.tgz",
+      "integrity": "sha512-eXRvHzWyYPBuB4NBy0cmYQjGitUrtqwbvlzP3G6VFnNRbsZQIxQ10PbKKHt8gZ/HW/D/747aDl+QkDqg3KQLMQ==",
+      "license": "MIT"
+    },
     "node_modules/@ethersproject/bytes": {
-      "version": "5.4.0",
-      "resolved": "https://registry.npmjs.org/@ethersproject/bytes/-/bytes-5.4.0.tgz",
-      "integrity": "sha512-H60ceqgTHbhzOj4uRc/83SCN9d+BSUnOkrr2intevqdtEMO1JFVZ1XL84OEZV+QjV36OaZYxtnt4lGmxcGsPfA==",
+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/bytes/-/bytes-5.7.0.tgz",
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@@ -2866,14 +2879,15 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+      "license": "MIT",
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+        "@ethersproject/logger": "^5.7.0"
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     "node_modules/@ethersproject/constants": {
-      "version": "5.4.0",
-      "resolved": "https://registry.npmjs.org/@ethersproject/constants/-/constants-5.4.0.tgz",
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+      "resolved": "https://registry.npmjs.org/@ethersproject/constants/-/constants-5.7.0.tgz",
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@@ -2884,14 +2898,15 @@
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+        "@ethersproject/bignumber": "^5.7.0"
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     "node_modules/@ethersproject/contracts": {
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-      "resolved": "https://registry.npmjs.org/@ethersproject/contracts/-/contracts-5.4.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@ethersproject/contracts/-/contracts-5.7.0.tgz",
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@@ -2902,23 +2917,24 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+      "license": "MIT",
       "dependencies": {
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-        "@ethersproject/abstract-signer": "^5.4.0",
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-        "@ethersproject/properties": "^5.4.0",
-        "@ethersproject/transactions": "^5.4.0"
+        "@ethersproject/abi": "^5.7.0",
+        "@ethersproject/abstract-provider": "^5.7.0",
+        "@ethersproject/abstract-signer": "^5.7.0",
+        "@ethersproject/address": "^5.7.0",
+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
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+        "@ethersproject/logger": "^5.7.0",
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     "node_modules/@ethersproject/hash": {
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-      "resolved": "https://registry.npmjs.org/@ethersproject/hash/-/hash-5.4.0.tgz",
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+      "version": "5.7.0",
+      "resolved": "https://registry.npmjs.org/@ethersproject/hash/-/hash-5.7.0.tgz",
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@@ -2929,21 +2945,23 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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       "dependencies": {
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-        "@ethersproject/strings": "^5.4.0"
+        "@ethersproject/abstract-signer": "^5.7.0",
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+        "@ethersproject/bignumber": "^5.7.0",
+        "@ethersproject/bytes": "^5.7.0",
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@@ -2954,25 +2972,26 @@
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-        "@ethersproject/wordlists": "^5.4.0"
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@@ -2983,26 +3002,27 @@
           "url": "https://www.buymeacoffee.com/ricmoo"
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+        "@ethersproject/hdnode": "^5.7.0",
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-      "version": "6.4.1",
-      "resolved": "https://registry.npmjs.org/runtypes/-/runtypes-6.4.1.tgz",
-      "integrity": "sha512-L4a5LGXtYFdZmW6L2kVT2tA1mBXBdNTC9qGUHu9LMKEUPvDeWGxMMyP82NyfjwYFGGyoPADVvAHmwNrAHEDzhA=="
+      "version": "6.7.0",
+      "resolved": "https://registry.npmjs.org/runtypes/-/runtypes-6.7.0.tgz",
+      "integrity": "sha512-3TLdfFX8YHNFOhwHrSJza6uxVBmBrEjnNQlNXvXCdItS0Pdskfg5vVXUTWIN+Y23QR09jWpSl99UHkA83m4uWA==",
+      "license": "MIT"
     },
     "node_modules/rxjs": {
       "version": "6.6.7",
@@ -16441,7 +16463,8 @@
     "node_modules/scrypt-js": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/scrypt-js/-/scrypt-js-3.0.1.tgz",
-      "integrity": "sha512-cdwTTnqPu0Hyvf5in5asVdZocVDTNRmR7XEcJuIzMjJeSHybHl7vpB66AzwTaIg6CLSbtjcxc8fqcySfnTkccA=="
+      "integrity": "sha512-cdwTTnqPu0Hyvf5in5asVdZocVDTNRmR7XEcJuIzMjJeSHybHl7vpB66AzwTaIg6CLSbtjcxc8fqcySfnTkccA==",
+      "license": "MIT"
     },
     "node_modules/semantic-release": {
       "version": "22.0.12",
@@ -18320,18 +18343,23 @@
       }
     },
     "node_modules/web-did-resolver": {
-      "version": "2.0.20",
-      "resolved": "https://registry.npmjs.org/web-did-resolver/-/web-did-resolver-2.0.20.tgz",
-      "integrity": "sha512-qGcrm01B+ytCZUYhxH0mGOk0Ldf67kXUXLsNth6F3sx3fhUKNSIE8D+MnMFRugQm7j87mDHqUTDLmW9c90g3nw==",
+      "version": "2.0.27",
+      "resolved": "https://registry.npmjs.org/web-did-resolver/-/web-did-resolver-2.0.27.tgz",
+      "integrity": "sha512-YxQlNdeYBXLhVpMW62+TPlc6sSOiWyBYq7DNvY6FXmXOD9g0zLeShpq2uCKFFQV/WlSrBi/yebK/W5lMTDxMUQ==",
+      "license": "Apache-2.0",
       "dependencies": {
-        "cross-fetch": "^3.1.5",
+        "cross-fetch": "^4.0.0",
         "did-resolver": "^4.0.0"
       }
     },
-    "node_modules/web-did-resolver/node_modules/did-resolver": {
+    "node_modules/web-did-resolver/node_modules/cross-fetch": {
       "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/did-resolver/-/did-resolver-4.0.0.tgz",
-      "integrity": "sha512-/roxrDr9EnAmLs+s9T+8+gcpilMo+IkeytcsGO7dcxvTmVJ+0Rt60HtV8o0UXHhGBo0Q+paMH/0ffXz1rqGFYg=="
+      "resolved": "https://registry.npmjs.org/cross-fetch/-/cross-fetch-4.0.0.tgz",
+      "integrity": "sha512-e4a5N8lVvuLgAWgnCrLr2PP0YyDOTHa9H/Rj54dirp61qXnNq46m82bRhNqIA5VccJtWBvPTFRV3TtvHUKPB1g==",
+      "license": "MIT",
+      "dependencies": {
+        "node-fetch": "^2.6.12"
+      }
     },
     "node_modules/web3-utils": {
       "version": "1.4.0",
diff --git a/package.json b/package.json
index 8867b2f2..f50cb1a3 100644
--- a/package.json
+++ b/package.json
@@ -72,7 +72,7 @@
     "@govtechsg/dnsprove": "^2.3.0",
     "@govtechsg/document-store": "^2.6.1",
     "@govtechsg/oa-encryption": "^1.3.3",
-    "@govtechsg/oa-verify": "^9.0.0",
+    "@govtechsg/oa-verify": "^9.3.0",
     "@govtechsg/open-attestation": "^6.4.1",
     "@govtechsg/token-registry": "^4.1.7",
     "@govtechsg/tradetrust-config": "^1.5.1",