According to the magazine Spiegel, the head of Germany's Federal Office for Information Security (BSI), Arne Schoenbohm said "for such serious decisions like a ban, you need proof", adding that his agency had no such evidence.
The US has been pressuring German authorities for months to drop Huawei, according to people familiar with the matter, but the Germans have asked for more specific evidence to demonstrate the security threat.
German authorities and telecom executives have yet to turn up any evidence of security problems with Chinese equipment vendors, according to a person familiar with the matter.
However in Canada in July 2018, espionage chiefs from Australia, Canada, New Zealand, the UK and the US agreed to do their best to contain the global growth of Chinese telecom (vendor) Huawei.
Ironically according to documents leaked by WikiLeaks and Snowden claimed that the NSA, the leader of the Five Eyes, tapped the German Chancellery for decades and bugged routers made by Cisco, the leading American networking equipment vendor.