Nuclear Security & Deterrence Monitor Vol. 29 No. 45
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Nuclear Security & Deterrence Monitor

Article 3 of 10

December 05, 2025

NNSA head Williams ‘saddened’ by compromise of classified info, according to memo

By Sarah Salem

In an email sent out to agency employees, National Nuclear Security Administration (NNSA) head Brandon Williams warned of the consequences of disseminating classified or sensitive information.
“It saddens me that this message is necessary,” Williams opened…

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Table of Contents

Sentinel shifting to Golden Dome under NDAA, GOP senators say

By Sarah Salem
NNSA approves critical decision 4 for UPF subproject, signifying completion

By ExchangeMonitor
NNSA head Williams ‘saddened’ by compromise of classified info, according to memo

By Sarah Salem
NNSA requests info on AI capabilities in national security after Trump’s Genesis exec order

By ExchangeMonitor
As Air Force considers first Sentinel flight test, Lockheed Martin receives add-on

By Staff Reports
Navy awards two SLCM-N task agreements to Northrop Grumman, Pacific Engineering

By ExchangeMonitor
Feds share more data on Savannah River SMR, data center solicitation

By ExchangeMonitor
First Columbia-class sub bow section arrives at Electric Boat

By Staff Reports
Lawrence Livermore’s National Ignition Facility completes plutonium experiment

By ExchangeMonitor
Wrap up: STRATCOM change in command; Singapore, the Philippines now potentially destinations for nuclear assistance by U.S.; NNSA removes cesium irradiators from another state; more

By ExchangeMonitor