Nansen, a Crypto Analytics Firm, Addresses Breach Incident and Security Measures September 22, 2023 September 22, 2023 Kelly Cromley http://1AZFjzw2#Nwf63pYaMWq#xIY
Market NewsSeptember 22, 2023 by Kelly Cromley

Nansen, a Crypto Analytics Firm, Addresses Breach Incident and Security Measures

In a recent development, Nansen, a prominent crypto analytics firm, found itself grappling with a security breach involving one of its third-party vendors. The incident, which unfolded on September 20, exposed sensitive user data, including email addresses and blockchain addresses, affecting approximately 6.8% of its user base. Nansen’s CEO, Alex Svanevik, acknowledged the breach and outlined the company’s response to mitigate its impact while emphasizing the importance of maintaining stringent data privacy policies and security measures. This article delves into the details of the breach, Nansen’s actions in response, and the broader implications for the digital asset industry.


The Breach Unveiled:

Nansen CEO Alex Svanevik revealed that the breach was instigated by a security lapse on the vendor’s side, allowing an unauthorized attacker to gain access to administrative privileges within Nansen’s account. The breach was not only disappointing for the firm but also frustrating for the affected users who had placed their trust in Nansen’s commitment to data privacy and security.


Nansen’s Swift Response:

Following the discovery of the breach, Nansen acted swiftly to contain the unauthorized access and launched a comprehensive investigation into the incident. This decisive action reflects the company’s dedication to safeguarding its user data and upholding its reputation as a reliable crypto analytics provider.


Focus on Security in the Digital Asset Industry:

The breach at Nansen comes at a time when global attention is increasingly centered on the security of digital assets. The growing significance of this issue will be explored in depth at the upcoming Benzinga Future of Digital Assets conference, scheduled for November 14. This event aims to shed light on the evolving landscape of digital assets and underscore the critical role of robust security measures within the industry.


Vendor Under Scrutiny:

While Nansen refrains from disclosing the identity of the compromised third-party vendor, it has urged the vendor to communicate openly about the incident, particularly if other entities were affected. This prudent approach reflects Nansen’s commitment to transparency and accountability in the aftermath of the breach.


Extent of User Impact:

Preliminary findings from Nansen’s internal investigation indicate that approximately 6.8% of its users were impacted by the breach. Among the affected users, the majority had their email addresses exposed, while a smaller subset had their password hashes compromised. An even smaller group had their blockchain addresses at risk.


User Communication and Security Measures:

Nansen took proactive steps to notify affected users promptly. On September 21, the company dispatched emails advising impacted users to reset their passwords. Notably, Nansen assured users that it does not store passwords in plaintext. However, the exposure of email addresses does pose a potential risk of attackers attempting brute force attacks on accounts by using the exposed email and password combinations.


Protection of Wallet Funds:

One reassuring aspect for Nansen users is that their wallet funds remain secure. Nansen emphasized that it never requests private keys from its users, adding an extra layer of protection for users’ crypto assets.


Vigilance Against Phishing Attempts:

While Nansen has taken extensive measures to address the breach and protect user data, it has also cautioned users to exercise vigilance against potential phishing attempts. Users are encouraged to verify the authenticity of emails that appear to be from Nansen to safeguard themselves against potential cyber threats.



The security breach at Nansen serves as a stark reminder of the persistent challenges faced by companies operating in the digital asset space. Nansen’s swift response and commitment to user security highlight the importance of robust data protection measures in the crypto industry. As the digital asset landscape continues to evolve, incidents like these underscore the urgency for companies to prioritize security and transparency to maintain the trust of their user base. The forthcoming Benzinga Future of Digital Assets conference will provide a valuable platform for stakeholders to further explore and address these pressing issues.

AuthorKelly Cromley

Kelly is our in house crytpto researcher, delving into the stories which matter from blockchains being used in the real world to new ico coming out.