Aleksandr Yampolskiy, CEO; Cybersecurity expert ; Angel Investor; Entrepreneur & Dreamer.
CEO; Cybersecurity expert ; Angel Investor; Entrepreneur & Dreamer.
- 47.5K followers
- 39 posts / 60d
- 0.1% avg engagement
- 890 follower growth / 30d
Aleksandr Yampolskiy ranks #537 of 18,993 creators on the LinkedIn Ranking, working in Computer & Network Security and based in United States. They have 47.5K followers and published 39 posts in the last 60 days at a 0.1% average engagement rate.
The roast
Aleksandr claims he’s an expert in security, yet he’s spent the last thirty days broadcasting thirty-eight times to an audience that essentially ignores him. It’s comforting to know the man protecting the Fortune 100 has mastered the art of screaming into a pillow for free.
About Aleksandr
Dr. Aleksandr Yampolskiy is a cofounder and CEO of SecurityScorecard (www.securityscorecard.com), the leading security rating company, which is used by over 3,300+ top customers which include 70% of Fortune 100. He was an E&Y 2021 New York Entrepreneur of the Year Winner ; he is a global innovator selected by World Economic Forum. He is an active mentor and angel investor into over 20+ leading startups in enterprise software. Previously, Alex was a CTO of BlogTalkRadio, the largest online radio network averaging over 40 million visitors a month leading to its M&A. Prior to that, Alex was a global CISO at Gilt Groupe companies, during its growth from 200 to over 2,000+ employees and 600M in revenue. Before that he worked at Goldman Sachs, Microsoft, Oracle and other companies as a lead technologist. He did his Ph.D. in Cryptography at Yale University. He is an active speaker and writer in top media publications like CNN, New York Times, Wall Street Journal. He has published a book on "The Perfect Scorecard", how to bridge communication between CISOs and Board members. Alex lives with his family in Tri-State-Area, and enjoys working out, chess, arts, and travel.
Highlights
- Top 1% in Computer & Network Security
: Ranked #3 of 333 creators
- Top 5% Audience
: 47,492 followers
- Top 5% Creator
: 39 posts in 30 days
- Top 5% in United States
: Ranked #194 of 5851 creators
Recent posts
Feels like 90% of “AI startups” basically: 1. Take user input. 2. Send it to the OpenAI or Claude API. 3. Display the response. Prove me wrong.
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OpenAI just unleashed its most powerful AI yet, publishing 722 math papers tackling problems humans struggled with for decades. From the Riemann Hypothesis to million-dollar math challenges. I quite liked Prof. Yevgeniy Dodis view on AI solving some of the hardest math problems just now. While the era of math heroes might be over... the era of "math Columbus's is just beginning... With ships capable of crossing the ocean, and us enjoying the ride from the balcony decks, instead of heroically battling the ocean waves in a small raft." Instead of AI replacing mathematicians perhaps it can be a
8 reactions · 1 comments · 0 reposts
Today is a painful day for so many of us. Three years ago, on October 7, Hamas carried out horrific attacks, killing more than 1,100 people in Israel and abducting 251 others. Behind every number is a person. A family ruined. I had the privilege of meeting a released Israeli hostage Bar Kupershtein and hearing his story of survival. Bar was working security at the Nova Festival when the attack began. He stayed behind to help wounded partygoers until he was shot and kidnapped. “I was responsible for their safety,” he said. “If I ran away and saved myself, I wouldn’t have been able to live with
145 reactions · 4 comments · 0 reposts
Last updated 2026-08-01