Non-linear physically unclonable function (PUF) circuit with machine-learning attack resistance
Embodiments include apparatuses, methods, and systems for a physically unclonable
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
Physical unclonable function (PUF) security key generation
SMI Adham, SLL Lu, P Noel - US Patent 10,965,475, 2021 - Google Patents
Systems and methods of generating a security key for an integrated circuit device include
generating a plurality of key bits with a physically unclonable function (PUF) gen erator …
generating a plurality of key bits with a physically unclonable function (PUF) gen erator …
Stable probing-resilient physically unclonable function (PUF) circuit
Embodiments include apparatuses, methods, and systems for a physically unclonable
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
Authentication based on physically unclonable functions
R Abbott, SMI Adham, P Noel - US Patent 11,050,574, 2021 - Google Patents
A method and system for authenticating a device is provided. A noisy response is received
from a physically unclonable function for a challenge. An error code is generated for …
from a physically unclonable function for a challenge. An error code is generated for …
Method and apparatus for PUF generator characterization
SLL Lu - US Patent 10,770,146, 2020 - Google Patents
Disclosed is a physical unclonable function generator circuit and testing method. In one
embodiment, a testing method for physical unclonable function (PUF) generator includes …
embodiment, a testing method for physical unclonable function (PUF) generator includes …
Secure hardware signature and related methods and applications
PYF Wu, RJ Nathan, HL Tredennick - US Patent 10,891,366, 2021 - Google Patents
This disclosure provides techniques for recovering a root key from measurement of a circuit
function. In some embodiments, a checkpointing feature is used to periodically mark …
function. In some embodiments, a checkpointing feature is used to periodically mark …
Soft dark bit masking with integrated load modulation and burn-in induced destabilization for physically unclonable function keys
The present disclosure pertains to the field of information 10 processing, and more
particularly, to the field of security in information processing systems. 2. Description of …
particularly, to the field of security in information processing systems. 2. Description of …
Stable memory cell identification for hardware security
(57) ABSTRACT A method includes setting an output of each memory cell in an array of
memory cells to a same first value, decreasing power to the array of memory cells and then …
memory cells to a same first value, decreasing power to the array of memory cells and then …
Stable probing-resilient physically unclonable function (PUF) circuit
Embodiments include apparatuses, methods, and systems for a physically unclonable
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
function (PUF) circuit. The PUF circuit may include an array of PUF cells to generate …
Repeatable masking of sensitive data
J Hamlet, R Helinski, T Bauer, LG Pierson - US Patent 10,177,922, 2019 - Google Patents
The various technologies presented herein relate to enabling a value generated based
upon a physical unclonable function (PUF) response to be available as needed, while also …
upon a physical unclonable function (PUF) response to be available as needed, while also …