Module not found: Error: Can't resolve 'crypto' in '\ClientApp\node_modules\typescript\lib' #287

Hello,

I am facing below issue:

WARNING in ./node_modules/typescript/lib/typescript.js
Module not found: Error: Can't resolve 'crypto' in 'C:\Work\VBS Portal\FeatureCode\InsVerifyApp\InsVerifyApp\ClientApp\node_modules\typescript\lib'

WARNING in ./node_modules/source-map-support/source-map-support.js
Module not found: Error: Can't resolve 'fs' in 'C:\Work\VBS Portal\FeatureCode\InsVerifyApp\InsVerifyApp\ClientApp\node_modules\source-map-support'

WARNING in ./node_modules/source-map-support/source-map-support.js
Module not found: Error: Can't resolve 'module' in 'C:\Work\VBS Portal\FeatureCode\InsVerifyApp\InsVerifyApp\ClientApp\node_modules\source-map-support'

Below is the package.json
{
"name": "oauth-client",
"version": "0.0.0",
"scripts": {
"ng": "ng",
"start": "ng serve",
"build-qa": "ng build --configuration=qa --output-hashing=all",
"build-dev": "ng build --configuration=dev --output-hashing=all",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e"
},
"private": true,
"dependencies": {
"@angular-devkit/build-angular": "^0.803.29",
"@angular/animations": "~8.2.14",
"@angular/cdk": "~8.2.3",
"@angular/common": "~8.2.14",
"@angular/compiler": "~8.2.14",
"@angular/core": "~8.2.14",
"@angular/forms": "~8.2.14",
"@angular/material": "^8.2.3",
"@angular/platform-browser": "~8.2.14",
"@angular/platform-browser-dynamic": "~8.2.14",
"@angular/router": "~8.2.14",
"@ng-bootstrap/ng-bootstrap": "~5.2.2",
"angular-material": "^1.2.1",
"bootstrap": "^4.5.2",
"core-js": "^2.6.11",
"font-awesome": "^4.7.0",
"jquery": "^3.5.1",
"ngx-spinner": "^7.2.0",
"oidc-client": "^1.10.1",
"path": "^0.12.7",
"rxjs": "^6.6.3",
"rxjs-compat": "^6.6.3",
"source-map-support": "^0.4.3",
"tslib": "^1.14.0",
"zone.js": "~0.8.26"
},
"devDependencies": {
"@angular/cli": "^8.3.29",
"@angular/compiler-cli": "~8.2.14",
"@angular/language-service": "~8.2.14",
"@types/jasmine": "^2.8.17",
"@types/jasminewd2": "^2.0.8",
"@types/node": "~8.9.4",
"codelyzer": "~4.5.0",
"jasmine-core": "~2.99.1",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~4.0.0",
"karma-chrome-launcher": "~2.2.0",
"karma-coverage-istanbul-reporter": "^2.1.1",
"karma-jasmine": "~1.1.2",
"karma-jasmine-html-reporter": "^0.2.2",
"protractor": "^5.4.4",
"ts-node": "~7.0.0",
"tslint": "~5.11.0",
"typescript": "~3.5.3"
}
}

Please help