Certificates Issued to Huawei Subsidiary Found in Cisco Switches
Researchers noticed that the firmware for some Cisco switches contains X.509 certificates and associated private keys issued to a US-based subsidiary of Huawei. An investigation by the networking giant revealed that it was an oversight related to the use of an open-source third-party component.
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Story added 4. July 2019, content source with full text you can find at link above.