David Warburton

Why the Bitcoin blockchain is too large to be hacked

Blockchain technologies present opportunities for disruptive innovation. However, they also present controversy, especially with regards to the security of cryptocurrencies like Bitcoin. Released as open-source software in 2009, Bitcoins are created as

Banking, financial services, insurance most targeted by DDoS attacks in 2021 finds F5

Distributed Denial-of-service attacks decreased slightly in 2021 but are becoming larger and more complex in nature, new analysis from F5 has found. Data collected from F5 Silverline – a cloud-based managed services

3 years ago

Analyst Corner·TECHNOLOGY

David Warburton, Senior Threat Research Evangelist at F5

Phishing sites using HTTPS with certificates grew from 70% in 2019 to 83% in 2021 finds F5 Labs

Web encryption practices are improving, but the flexible nature of HTTPS and cipher suite negotiation—combined with stagnation or regression in many areas—is hampering progress and putting websites at risk. According to F5

3 years ago

Analyst Corner·TECHNOLOGY

David Warburton, Principal Threat Evangelist at F5 Labs

DDoS, formjacking, phishing expected to spike during Euro 2020 Championships

The delayed Euro 2020 Championships kicked off this week, marking the start of one of the largest sporting events to take place in more than a year. As with any event of

3 years ago

Real Life·TECHNOLOGY

Internet decentralisation is fundamental versus current centralisation around CSPs

The modern internet is approaching its 40th birthday. Despite its age, it still proves to this day how well it was designed, with many layers of resilience and redundancy. In fact, the web

3 years ago

Cloud & Virtualization·Cloud Computing·Data Center·Guest Article·TECHNOLOGY

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Why the Bitcoin blockchain is too large to be hacked

Banking, financial services, insurance most targeted by DDoS attacks in 2021 finds F5

Phishing sites using HTTPS with certificates grew from 70% in 2019 to 83% in 2021 finds F5 Labs

DDoS, formjacking, phishing expected to spike during Euro 2020 Championships

Internet decentralisation is fundamental versus current centralisation around CSPs

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