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Brian C. Long Profile
Brian C. Long

@BrianCLong

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founder of @AdaptiveSec - stopping next-gen social engineering | founder at @attentivehq $500M+ rev | author of problem hunting #1 amazon startups bestseller

Joined March 2008
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@BrianCLong
Brian C. Long
3 months
Excited to announce that we raised $43M to prevent advanced ai-powered cyber attacks. The round was led by @a16z and the @OpenAI startup fund, in OpenAi’s first cyber security investment, along with participation from dozens of leading tech founders and cyber security experts.
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@BrianCLong
Brian C. Long
3 months
Full Clip:
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@BrianCLong
Brian C. Long
3 months
Had a blast joining CNBC Squawk Box yesterday morning to talk about AI-powered cyberattacks and what we're building at Adaptive Security to stop them. We also announced our $43M investment from @a16z and @OpenAI .
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@BrianCLong
Brian C. Long
3 months
Hiring for lots of roles:
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@BrianCLong
Brian C. Long
3 months
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@BrianCLong
Brian C. Long
6 months
Okay, this is a pretty scary thought. Deepseek models will likely lead to an enormous increase in the volume and quality of social engineering attacks. We saw a 4X increase in phishing emails since ChatGPT came out 2 years ago, and its still very expensive. Deepseek will make
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@GavinSBaker
Gavin Baker
6 months
1) DeepSeek r1 is real with important nuances. Most important is the fact that r1 is so much cheaper and more efficient to inference than o1, not from the $6m training figure. r1 costs 93% less to *use* than o1 per each API, can be run locally on a high end work station and.
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@BrianCLong
Brian C. Long
6 months
Read full announcement:
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@BrianCLong
Brian C. Long
6 months
Announcing… Adaptive Security - my new company - built to stop deepfakes, GenAI phishing, Smishing, and more. Next-gen cyber attack simulations + training.
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@BrianCLong
Brian C. Long
7 months
#1 bestseller on Amazon for startup books at various points this past summer. also available on audiobook. A tactical guide to building a big tech company!.
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@BrianCLong
Brian C. Long
8 months
RT @patrickc: "Pessimists sound smart. Optimists make money." —@natfriedman.
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@BrianCLong
Brian C. Long
9 months
RT @attentiveHQ: From the @RamsNFL using the jumbotron to interact with SMS subscribers to sending geotargeted messages inviting fans to ga….
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@BrianCLong
Brian C. Long
9 months
RT @attentiveHQ: The @Bucks didn’t just win on the court—they scored a 455% increase in SMS subscribers after switching to Attentive 🏀. Our….
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@BrianCLong
Brian C. Long
2 years
RT @KPGrit: In this episode, @attentiveHQ Co-Founder & author of Problem Hunting: The Tech Startup Textbook, @BrianCLong & @Joubinmir discu….
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@BrianCLong
Brian C. Long
2 years
RT @tomloverro: Warning! VC narrative violation 🚨. 99% of board meetings are a massive waste of time & resources. 🧵@attentiveHQ founder @B….
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@BrianCLong
Brian C. Long
2 years
My new book, Problem Hunting, comes out Oct 3rd. It’s a tech startup playbook for finding a product idea, hiring a team, and scaling your business. I’m donating all pre-order profits to Philabundance. Pre-Order Today:
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@BrianCLong
Brian C. Long
2 years
Big news at Attentive. Congrats to Amit, very excited to see him take Attentive to the next chapter! He has been an incredible partner for the last several years.
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@BrianCLong
Brian C. Long
2 years
RT @Hadley: Hard to think of a company in a better position to leverage the latest advancements in Generative AI than Attentive. Huge congr….
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@BrianCLong
Brian C. Long
2 years
RT @attentiveHQ: meet Attentive AI™, the powerful new solution that’ll transform the way you work. debuting today, our AI system is trained….
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@BrianCLong
Brian C. Long
3 years
RT @jasonlk: #2: "Removing Friction: How to Turn More Than 40% of Your Prospects Into Long Term Enterprise Customers" with @attentiveHQ CEO….
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@BrianCLong
Brian C. Long
3 years
RT @Inc: On this episode of Inc. Founders Project with @alexavontobel, learn how to get honest feedback with @BrianCLong of @attentiveHQ. h….
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