npm无法验证证书解决办法

Error: certificate is not yet valid
    at TLSSocket.onConnectSecure (_tls_wrap.js:1501:34)
    at TLSSocket.emit (events.js:315:20)
    at TLSSocket._finishInit (_tls_wrap.js:936:8)
    at TLSWrap.ssl.onhandshakedone (_tls_wrap.js:710:12)

stack: Error: certificate is not yet valid
    at TLSSocket.onConnectSecure (_tls_wrap.js:1501:34)
    at TLSSocket.emit (events.js:315:20)
    at TLSSocket._finishInit (_tls_wrap.js:936:8)
    at TLSWrap.ssl.onhandshakedone (_tls_wrap.js:710:12)
[npminstall:get] retry GET https://registry.npm.taobao.org/vuex after 100ms, retry left 4, error: Error: certificate is not yet valid
    at TLSSocket.onConnectSecure (_tls_wrap.js:1501:34)
    at TLSSocket.emit (events.js:315:20)
    at TLSSocket._finishInit (_tls_wrap.js:936:8)
    at TLSWrap.ssl.onhandshakedone (_tls_wrap.js:710:12) {
  code: 'CERT_NOT_YET_VALID',
  name: 'ResponseError',
  data: undefined,
  path: '/vuex',
  status: -1,
  headers: {},
  res: [Object]
}, status: -1, headers: {},

解决方法：

关闭npm ssl严格证书检查，

 npm set strict-ssl false