https://www.cisco.com/c/en/us/support/docs/field-notices/705/fn70573.html
Field Notice: FN - 70573 - Cisco Secure Unique Device Identifier Certificate Expiration Impact On...
Cisco Secure Unique Device Identifier (SUDI) certificate on a limited number of Internet of Things (IoT) products (see the Products Affected section) will...
unique device identifier
https://www.cisco.com/c/en/us/support/docs/field-notices/720/fn72094.html
Field Notice: FN - 72094 - Secure Unique Device Identifier Expiration Might Impact Certain...
The Cisco Secure Unique Device Identifier (SUDI) certificate, when registered to a Public Key Infrastructure (PKI) AND used to configure certain...
unique device identifier