Error when packaging for IOS

Done.

ionic info

global packages:

@ionic/cli-utils : 1.4.0
Cordova CLI      : 7.0.1
Ionic CLI        : 3.4.0

local packages:

@ionic/app-scripts              : 1.3.8
@ionic/cli-plugin-cordova       : 1.4.0
@ionic/cli-plugin-ionic-angular : 1.3.1
Cordova Platforms               : android 6.2.3 ios 4.4.0
Ionic Framework                 : ionic-angular 3.1.1

System:

Node       : v6.9.5
OS         : Windows 10
Xcode      : not installed
ios-deploy : not installed
ios-sim    : not installed
npm        : 3.10.10

ionic package info 6 --verbose (bottom line)

Check dependencies
No signing certificate "iOS Development" found: No "iOS Development" signing certificate matching team ID "5D84Y5K8X9" with a private key was found.
Code signing is required for product type 'Application' in SDK 'iOS 10.2'

** ARCHIVE FAILED **

The following build commands failed:
Check dependencies
(1 failure)
Error: Error code 65 for command: xcodebuild with args: -xcconfig,/Users/package/workspace/apps-bb58c5b5-6/cordova/platforms/ios/cordova/build-debug.xcconfig,-workspace,Urban Sentry.xcworkspace,-scheme,Urban Sentry,-configuration,Debug,-destination,generic/platform=iOS,-archivePath,Urban Sentry.xcarchive,archive,CONFIGURATION_BUILD_DIR=/Users/package/workspace/apps-bb58c5b5-6/cordova/platforms/ios/build/device,SHARED_PRECOMPS_DIR=/Users/package/workspace/apps-bb58c5b5-6/cordova/platforms/ios/build/sharedpch

Do you think certificates could be the problem? If so perhaps recreating them could help?