Hollerings | Digital & IT

Cyber Security: Who to follow?

Social media presence is growing, so what better time than the present to start interacting with those influencers and highly followed individuals in the tech world.


Alexander Aranda has 116.8K followers on Twitter, so is a big influencer in the Twittersphere. Not only is he an Entrepreneur, he is an investor, reality hacker, speaker and Cyber Security enthusiast – obsessed with everything #Blockchain and #Fintech. Oh and he is the CEO of Gold Hexagon. 


Kate O’Flaherty is a freelance cyber security and telecoms journalist. She has contributed to the likes of Forbes, Guardian, Wired and SC Magazine with a fab 6K followers. 


Alyssa Miller is a Wisconsin based Hacker, Security Evangelist, Cyber Security Professional with over 15 years of experience in the industry and an amazing 6k+ followers. Alyssa is a figure head for many meetups such as Women of Security (WoSEC) and Women in Cyber Security (WiCyS). 


Petko Petkov a London based Cyber Security expert. Petko is the director of cyber security at Onfido and the founder of four successful security companies including Gnucitizen, Web Securify, and a couple of others. With a whopping 5k followers check out his profile.


Tanya Janca is the CEO and Co-Founder of Security Sidekick and has an incredible 19.5k followers!! Tanya also has a Dev.to page with loads of insightful articles about DevSecOps, Cloud Security and how to be a boss at Software Development!


Christina has been a techie since ‘99 and as a result has an amazing 14.6k followers! Specialising in cloud identity and information security at Microsoft. Christina has some great tips and tricks. Christina is also the NYC chapter co-lead at Women in Security and Privacy (WISP) 


Ann Johnson holds the verified tick on Twitter. She is the CVP of Cybersecurity Solutions Group Microsoft. Board of Directors for Youth Care Seattle. Ann also loves all things to do with dogs and shoes!

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