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Roger A. Grimes

@rogeragrimes.bsky.social
221 followers 37 following 1.8K posts

Roger A. Grimes, Founder and Principal Consultant for Post-Quantum Defense, LLC., is a 39-year computer security veteran and author of 18 books and over 1650 magazine articles on computer security.

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Roger A. Grimes @rogeragrimes.bsky.social · 03/10/2026
Yet another sign that AI and quantum will benefit each other
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Roger A. Grimes @rogeragrimes.bsky.social · 01/10/2026
RSAC 2027 Now Has a Post-Quantum Track! Apply To Speak! www.linkedin.com/pulse/rsac-2...
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Roger A. Grimes @rogeragrimes.bsky.social · 30/09/2026
Does Your Post-Quantum Project Team Understand that Q-Day Might Be in 2028? www.linkedin.com/pulse/does-y...
linkedin.com
Does Your Post-Quantum Project Team Understand that Q-Day Might Be in 2028?
Q-Day happening before 2030 is a big risk alignment problem that I think most organizations do not yet understand. If you want to understand quantum and post-quantum better than all your peers and fri...
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Roger A. Grimes @rogeragrimes.bsky.social · 29/09/2026
Mustafa Suleyman, CEO of Microsoft AI, is warning against treating AI as if it were human and conscious, and warning that Anthropic is doing exactly that. mustafa-suleyman.ai/a-warning-ab...
mustafa-suleyman.ai
A warning about ‘model welfare’
AIs are not conscious. They do not feel, experience, or suffer. Training a model to believe it might be a moral patient, as Anthropic’s constitution does, makes the alignment and containment challenge...
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Roger A. Grimes @rogeragrimes.bsky.social · 29/09/2026
One Easy AI Guardrail to Prevent Hacking www.linkedin.com/pulse/one-ea...
linkedin.com
One Easy AI Guardrail to Prevent Hacking
I’m rarely on the side of the extremes. I don’t believe it’s likely that AI will kill all of humanity.
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Roger A. Grimes @rogeragrimes.bsky.social · 28/09/2026
Free 1822-page book on quantum technologies www.oezratty.net/wordpress/20... Understanding Quantum Technologies. 1822 pages. Free PDF download.
oezratty.net
Understanding Quantum Technologies 2026
Here is Understanding Quantum technologies 2026, the 9th edition of this book I initially created in 2018.This is the only real full stack book on quantum science and technologies. And it's always f.....
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Roger A. Grimes @rogeragrimes.bsky.social · 25/09/2026
NIST Confirms PQC Hybrids Are Acceptable in FIPS 140-3 www.linkedin.com/pulse/nist-c...
linkedin.com
NIST Confirms PQC Hybrids Are Acceptable in FIPS 140-3
Over the last two days, I have written about whether NIST officially recognized PQC hybrids (PQC+classical cryptography) as FIPS 140-3 solutions. I wrote this because I had never seen this in writing,...
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Roger A. Grimes @rogeragrimes.bsky.social · 24/09/2026
Someone has been using AI. Four different skin care companies recently released brand new eye care products with very similar packaging. www.linkedin.com/pulse/everyb...
linkedin.com
Everybody Had Eye Patches. The Social Media Teams Made It Interesting
What Fenty Skin, Huda Beauty and Glow Recipe can teach businesses about handling similarities, responding quickly and keeping the conversation friendly. I came for the eye patches, but I stayed for th...
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Roger A. Grimes @rogeragrimes.bsky.social · 24/09/2026
That's embarrassing. Staffer inadvertently leaks 100 private deals they are working on. My thoughts are with the staffer...for reals... www.bloomberg.com/news/article...
bloomberg.com
Morgan Stanley Rushes to Contain Fallout After Deal List Leak
Morgan Stanley raced to contain the damage from a leaked deal list as clients sought explanations and at least two regulators began assessing the potential fallout.
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Roger A. Grimes @rogeragrimes.bsky.social · 24/09/2026
Has Anyone Proven AI Can Beat Humans And Be Profitable At the Same Time? www.linkedin.com/pulse/has-an...
linkedin.com
Has Anyone Proven AI Can Beat Humans And Be Profitable At the Same Time?
Listen, I think AI is going to bring us millions of wonderful new and improved things. But I’ve yet to see a single analysis showing that AI is actually cheaper and possibly profitably better than hum...
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Roger A. Grimes @rogeragrimes.bsky.social · 24/09/2026
NIST Should Issue Clarifying Statement on FIPS and PQC Hybrids www.linkedin.com/pulse/nist-s...
linkedin.com
NIST Should Issue Clarifying Statement on FIPS and PQC Hybrids
As I wrote yesterday (https://www.linkedin.
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
I was excited to read the new CISA memo on how they were going to improve the existing CVE program. But it's a big nothingburger. It says a lot of things w/o actually any details. Just a vision. I liked what I read...but why did they make this? www.cisa.gov/resources-to...
cisa.gov
CVE Program: Establishing a Quality Era Framework | CISA
CISA outlines a Quality Era framework to strengthen CVE governance, participation, data infrastructure, and record content for more reliable vulnerability data.
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
Even better X thread on why AI creating bioweapons anytime soon is unlikely, from a guy who could design bioweapons: x.com/DavidRBellam...
x.com
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
AI Is On The Way To Doubling Vulnerabilities in a Year And Why That Isn't Necessarily a Bad Thing www.linkedin.com/pulse/ai-way...
linkedin.com
AI Is On The Way To Doubling Vulnerabilities in a Year
Last year, we had 48,449 publicly announced vulnerabilities (https://www.cvedetails.
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
(2/2)...because you see one mistake in what they are presenting that makes you realize they have been over-relying on AI and really don't understand the subject they have been touting. Has anyone else had that moment??
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
(1/2) AI slopsec (new definition) - that moment in time when you realize that the otherwise good person you've been corresponding with has been using AI all this time...
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
If you want to have more quantum/post-quantum discussions Reddit-style, I started a new r/postquantumdiscussion subreddit today: www.reddit.com/r/postquantu...
reddit.com
postquantumdiscussion
All things related to quantum computer attacks and defenses. Topics include: quantum cryptographic attacks, post-quantum cryptography, post-quantum defenses, Quantum Day (Q-Day) discussions, and advan...
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Roger A. Grimes @rogeragrimes.bsky.social · 23/09/2026
Does NIST FIPS Allow PQC Hybrids? The answer may surprise you. www.linkedin.com/pulse/does-n...
linkedin.com
Does NIST FIPS Allow PQC Hybrids?
Does NIST FIPS allow post-quantum cryptography (PQC) hybrids, where the implemented cryptography is a combination of traditional cryptography and post-quantum cryptography? ------------------- If you ...
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Roger A. Grimes @rogeragrimes.bsky.social · 22/09/2026
IonQ Continues to March Toward an Earlier Q-Day. You Don’t Have Until 2030! www.linkedin.com/pulse/ionq-c...
linkedin.com
IonQ Continues to March Toward Earlier Q-Day. You Don’t Have Until 2030!
We won’t make to 2030 before Q-Day is here! --------------------- If you want to understand quantum and post-quantum better than all your peers and friends, buy my books: Becoming Post-Quantum: Your G...
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Roger A. Grimes @rogeragrimes.bsky.social · 22/09/2026
Hackers say they have information on FBI employees www.404media.co/we-hacked-th...
404media.co
‘We Hacked the FBI:’ Hackers Say They Have Data on All FBI Employees
A sample of 5,000 alleged agents seen by 404 Media includes names, addresses, phone numbers, and details on FBI employees' spouses.
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Roger A. Grimes @rogeragrimes.bsky.social · 22/09/2026
Hire Me As Your Post-Quantum Expert www.linkedin.com/pulse/hire-m...
linkedin.com
Hire Me As Your Post-Quantum Expert
For one fixed fee, I will educate your organization, provide a project plan, and answer every question you have on post-quantum for at least a year. To get me as a subject matter expert educator/consu...
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Roger A. Grimes @rogeragrimes.bsky.social · 22/09/2026
Check out my latest article: PQC Implementation Bugs Will Likely Outnumber Quantum Attacks for Years www.linkedin.com/pulse/pqc-im...
linkedin.com
PQC Implementation Bugs Will Likely Outnumber Quantum Attacks for Years
If you want to understand quantum and post-quantum better than all your peers and friends, buy my books: Becoming Post-Quantum: Your Guide to Post-Quantum Success, $29.97 https://www.
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Roger A. Grimes @rogeragrimes.bsky.social · 21/09/2026
Who is going to win the AGI race? The US or China? Despite investors and politicians trying to get us to worry about it, it's not a binary thing. Different things will be better at different things. There will be no one AGI that is better at all things. That thinking is for kids
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Roger A. Grimes @rogeragrimes.bsky.social · 18/09/2026
I'm speaking on how AI is both the threat and the ultimate defense. I was interviewed by Cynthia Brumfield, CSO Online columnist and author of the excellent book The NIST 2.0 Cybersecurity Framework. cyberriskbook.com/roger-grimes...
cyberriskbook.com
Roger Grimes: AI is both the medicine and the rescue - The NIST 2.0 Cybersecurity Framework
Cybersecurity veteran Roger A. Grimes says artificial intelligence will unleash a surge of vulnerabilities before eventually delivering something defenders have sought for decades: more secure softwar...
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Roger A. Grimes @rogeragrimes.bsky.social · 18/09/2026
My friend Dr. John Just released his book on e-Learning. If you teach online John or want to reach people with QUALITY online content, John is THE best source in the world for helping you to create, position, and deliver the best e-Learning you can. www.amazon.com/dp/B0HHFSNML5
amazon.com
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Roger A. Grimes @rogeragrimes.bsky.social · 17/09/2026
When you hear people saying we are still waiting for quantum computers, it's no longer true. We've had working quantum computers for years and companies are improving hundreds of problems using today's existing quantum computers. Here's a recent example. www.ionq.com/news/ionq-de...
ionq.com
IonQ | Quantum Algorithms Accelerate Engineering Simulations | IonQ
IonQ and Synopsys integrate hybrid quantum algorithms into Ansys LS-DYNA software, cutting industrial simulation processing times by up to 14.6%.
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Roger A. Grimes @rogeragrimes.bsky.social · 17/09/2026
5 Topics That Every Post-Quantum Project Plan Is Missing www.linkedin.com/pulse/5-topi...
linkedin.com
5 Topics That Every Post-Quantum Project Plan Is Missing
I’ve written 3 books and probably over 100 posts on quantum and post-quantum preparation, including my latest post-quantum books, Becoming Post-Quantum: Your Guide to Post-Quantum Success (https://www...
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Roger A. Grimes @rogeragrimes.bsky.social · 16/09/2026
Artificial Intimacy: Who We Become When We Talk to Machines www.amazon.com/Artificial-I... "If social media came for our attention, artificial intelligence is now coming for our capacity for attachment. " "We begin to think that pretend empathy is empathy enough."
amazon.com
Amazon.com
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Roger A. Grimes @rogeragrimes.bsky.social · 16/09/2026
Check out my latest article: The Problem With Android Phone Updates www.linkedin.com/pulse/proble...
linkedin.com
The Problem With Android Phone Updates
Android phone security updates have always been a pain, in multiple ways. Case in point: today, CISA announces a new Android exploit being exploited in-the-wild (https://www.
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Roger A. Grimes @rogeragrimes.bsky.social · 16/09/2026
If you've got a Google Pixel cell phone, do a system patch immediately. There is an active vulnerability that allows the hacker to take control of your device with no user interaction. It is being actively used in the wild. www.cve.org/CVERecord?id...
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Roger A. Grimes @rogeragrimes.bsky.social · 16/09/2026
Check out my latest article: Is AI Really Better Than Humans? www.linkedin.com/pulse/ai-rea...
linkedin.com
Is AI Really Better Than Humans?
There is a whole narrative going where AI is already being touted as being superhuman and way beyond human capacity in every way, and I’m not so sure. There seem to be some very big factors being over...
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Roger A. Grimes @rogeragrimes.bsky.social · 16/09/2026
Check out my latest article: ACH versus Wire?: Which Is a Better Way To Safely Receive Money Directly To Your Bank Account From An Online Company? www.linkedin.com/pulse/ach-ve...
linkedin.com
ACH versus Wire?: Which Is a Better Way To Safely Receive Money Directly To Your Bank Account From An Online Company?
Yesterday, I had an interesting online payment dilemma. A research firm reached out to me last week and wanted to know if I would share my expertise on a particular cybersecurity topic and market for ...
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Roger A. Grimes @rogeragrimes.bsky.social · 15/09/2026
What Will You Do If Q-Day Happens Years Early? www.linkedin.com/pulse/what-y...
linkedin.com
What Will You Do If Q-Day Happens Years Early?
Most of the world’s governments tell you that you need to be post-quantum prepared by 2030-2035. For example, the US government says critical infrastructure should be key-exchange-prepared by the end ...
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Roger A. Grimes @rogeragrimes.bsky.social · 14/09/2026
What To Say To Someone Worried That AI Will Kill All Humans www.linkedin.com/pulse/what-s...
linkedin.com
What To Say To Someone Worried That AI Will Kill All Humans
First, acknowledge that the risk isn't 0%. It’s non-zero.
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Roger A. Grimes @rogeragrimes.bsky.social · 14/09/2026
Announcing My Latest Books: Becoming Post Quantum www.linkedin.com/pulse/announ...
linkedin.com
Announcing My Latest Books: Becoming Post Quantum
I’m happy to announce my latest books (my 17th and 18th), Becoming Post-Quantum: Your Guide to Post-Quantum Success (https://www.amazon.
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Roger A. Grimes @rogeragrimes.bsky.social · 13/09/2026
Check out my latest article: AI Is Not Superhuman - Part II www.linkedin.com/pulse/ai-sup...
linkedin.com
AI Is Not Superhuman - Part II
AI is not (yet) superhuman. Just because AI can do very human things much faster doesn’t make it superhuman.
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Roger A. Grimes @rogeragrimes.bsky.social · 13/09/2026
I am reading The Americana - 1967 Annual (written in 1967), which covers the top stories of 1966, the year I was born, 60 years ago. The section on "Automation" has a few pages dedicated to the impact of automation on jobs. Every pro and con argument is the same as is being used around AI today.
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Roger A. Grimes @rogeragrimes.bsky.social · 12/09/2026
Check out my latest article: My rant of the day: AI is Not Yet a Superhuman Hacker www.linkedin.com/pulse/my-ran...
linkedin.com
My rant of the day: AI is Not Yet a Superhuman Hacker
“The future has arrived — It’s just not evenly distributed yet.” – William Gibson That is one of my favorite quotes in the AI era.
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Roger A. Grimes @rogeragrimes.bsky.social · 10/09/2026
FBI releases its first public cyber defense strategy, including being more proactive in offensive security against foreign adversaries. I like the plan. therecord.media/fbi-releases...
therecord.media
FBI puts its cyber strategy on paper
The first public cybersecurity strategy issued by the FBI "directs our teams, our field offices, our global presence" to align their efforts on countering malicious hackers and cybercrime groups, seni...
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
Check out my latest article: Should You Be Post-Quantum Prepared by 2028??!! IonQ says they will have a computer capable of cracking 256-bit ECC by 2028. www.linkedin.com/pulse/should...
linkedin.com
Should You Be Post-Quantum Prepared by 2028??!!
IonQ announced at its September 8th investors’ meeting (https://www.ionq.
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
Ukraine's top prosecutor Ruslan Kravchenko resigned on Monday over allegations that individuals in his office were taking bribes to protect scam call centers operating across the country. risky.biz/risky-bullet... Who even knew there were scam call centers in Ukraine??
risky.biz
Risky Bulletin: Ukraine's top prosecutor resigns amid scam call center scandal - Risky Business Media
Ukraine's top prosecutor Ruslan Kravchenko resigned on Monday over allegations that individuals in his office were taking bribes to protec [Read More]
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
Your city may be getting rid of Flock cameras, but they are replacing them with another vendor's product even faster. www.newsweek.com/map-shows-ci...
newsweek.com
US cities are quietly replacing Flock cameras with alternatives
Cities across the U.S. are dropping Flock cameras for Axon systems, with Colorado emerging as a hotspot for the switch.
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
AI finds be wild!! krebsonsecurity.com/2026/09/micr...
krebsonsecurity.com
Microsoft Plugs Nearly 1,000 Security Holes – Krebs on Security
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
I'll believe what billionaires say about data centers when they live near one full-time.
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Roger A. Grimes @rogeragrimes.bsky.social · 09/09/2026
We are fine with data centers! Stop saying we hate data centers! We hate data centers near existing houses that cause noise, light, water, and air pollution and raise prices. Create data centers that don't do that. Is that too much to ask?
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Roger A. Grimes @rogeragrimes.bsky.social · 02/09/2026
I frequently read that post-quantum preparation will take many/most organizations 10-15 years to complete. I don't think so because of one simple problem: Q-Day will likely be here by 2033 or before. You'll either be post-quantum by then, or you won't have a business to worry about.
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Roger A. Grimes @rogeragrimes.bsky.social · 27/08/2026
Check out my latest article: AI Is the Only Way to Save Us From Cybersecurity Attacks www.linkedin.com/pulse/ai-onl...
linkedin.com
AI Is the Only Way to Save Us From Cybersecurity Attacks
I am no hyper promoter of AI. Truth be told, I’m the opposite.
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Roger A. Grimes @rogeragrimes.bsky.social · 27/08/2026
Photons used to send quantum information 13 miles through air (wirelessly). Could one day mean we don't need fiber optic cable to create quantum networks news.stonybrook.edu/newsroom/pre...
news.stonybrook.edu
Brookhaven and Stony Brook Researchers Demonstrate ‘Wireless’ Capability for Quantum Network - SBU News
First-of-its-kind free-space optical link begins quantum entanglement experiments Editor's note: The following press release is being jointly issued by the U.S. Department of Energy’s Brookhaven Natio...
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Roger A. Grimes @rogeragrimes.bsky.social · 26/08/2026
Justice Department and FBI Seize Platforms Operated and Used by China State-Sponsored Hackers to Target U.S. Critical Infrastructure www.justice.gov/opa/pr/justi...
justice.gov
Justice Department and FBI Seize Platforms Operated and Used by China State-Sponsored Hackers to Target U.S. Critical Infrastructure
The Justice Department and FBI announced court-authorized domain seizures today to deny malicious cyber actors access to two complementary hacking platforms known as “QScan” and “QTRouter,” used to ta...
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Roger A. Grimes @rogeragrimes.bsky.social · 24/08/2026
Just crazy. Some CRITICAL parts of a credit card transaction are not encrypted and can be modified without detection by an unauthorized third party. Who makes these protocols? Children?? risky.biz/risky-bullet...
risky.biz
Risky Bulletin: Expired cards can be used for new transactions - Risky Business Media
A team of academics from the University of Massachusetts Amherst have developed an attack that can revive old expired contactless cards to [Read More]
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