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Sacred Systems Under Siege: Inside the Cyber Attacks on the Vatican
How the world's smallest state became a prime target for hackers worldwide

You might not expect the Vatican to be a major target for hackers. With only 800 residents in an area smaller than New York's Central Park, the Holy See seems tiny compared to big countries that usually face cyber attacks.
But in recent years, the Vatican has faced several notable cyber attacks. Why would hackers target this small religious state, and what can organizations learn from the Vatican's unique security challenges?
The China Connection: Spying Before Talks
In July 2020, cybersecurity researchers at Recorded Future discovered a significant breach of Vatican networks. Their report, titled "Chinese State-Sponsored Group 'RedDelta' Targets the Vatican and Catholic Organizations," documented how Chinese hackers targeted the Vatican's computer systems just before important diplomatic negotiations.
The attack targeted the Vatican's Study Mission to China—a group of Hong Kong-based diplomats who were working on the Church's relationship with the Chinese government. The hackers used carefully crafted phishing emails disguised as official Vatican messages to gain access.
According to the researchers, this attack happened as the Vatican and China were preparing to discuss renewing their 2018 agreement about appointing Catholic bishops in China. The timing suggested the hackers wanted to gain insight into the Vatican's negotiating position.
This breach showed a clear example of cyber espionage being used to gain advantage in diplomatic negotiations.
The Ransomware Threat: When Religion Meets Money
Government hackers aren't the only threat religious organizations face. In September 2020, the Catholic Archdiocese of Saint Paul and Minneapolis announced it had been hit by a ransomware attack. The archdiocese confirmed the attack in public statements and local news reports at the time.
While this attack didn't target Vatican City directly, it demonstrated that cybercriminals are willing to target religious organizations.
The Institute for the Works of Religion (often called the Vatican Bank) has increased its cybersecurity measures in recent years. According to their annual reports, they managed approximately €5.1 billion in client assets as of 2022, making it a potentially attractive target for financially motivated attackers.
Hacktivist Attacks: Hacking for a Cause
Religious organizations also face attacks from hackers with political or religious motives. In 2012, following the Vatican's announcement of support for Palestinian statehood, hackers associated with Anonymous targeted vatican.va and took the website offline in a distributed denial-of-service (DDoS) attack. This incident was widely reported in the media and confirmed by Vatican officials.
In 2019, multiple Turkish hacking groups claimed responsibility for defacing various Catholic websites (though not the main Vatican domains) in protests related to historical and political statements. These incidents were documented by security researchers tracking hacktivism.
Dr. Gabriella Coleman, an anthropologist who studies hacker communities, has noted in her published research that religious institutions often face ideologically motivated cyber attacks when they take positions on controversial political or historical issues.

The Vatican's dual shields: Swiss Guards (protecting the Holy See since 1506) stand alongside modern cybersecurity infrastructure, symbolizing how the world's oldest continuously operating institution balances centuries-old traditions with digital-age defenses.
The Vatican's Digital Challenge
The Vatican faces special security challenges that make its situation unique:
1. Being Open While Keeping Secrets
Unlike businesses or most governments, religious organizations like the Vatican need to be accessible to people. But they also need to protect private communications about diplomatic work and other sensitive matters.
2. Old Meets New
The Vatican's computer systems need to support both everyday work and precious historical archives. The Vatican Apostolic Library has been working on a major digitization project, announced publicly in 2014, to convert thousands of ancient manuscripts into digital format. This creates new security challenges for protecting culturally important digital assets.
3. Small Resources, Global Reach
Despite its importance, the Vatican has limited resources compared to major countries. Yet it maintains diplomatic relations with 183 countries and communicates with over 1.3 billion Catholics worldwide, creating a large digital presence to defend.
Security Measures Behind Vatican Walls
To address growing threats, the Vatican has improved its cybersecurity in several publicly documented ways:
The Vatican established its Dicastery for Communication in 2015 (not 2020) through a papal decree, reorganizing how the Holy See manages its communications, including its digital presence
The Vatican has partnered with private cybersecurity companies and international law enforcement for help with threat detection
Vatican officials have spoken publicly about implementing stronger protection systems following cyber incidents
The Vatican has also looked for help in surprising places. In March 2018, they hosted a documented "VHack" competition, inviting young hackers to develop solutions addressing social challenges. This event was covered by international media and represented an innovative approach to engaging with the security community.
Lessons from the Vatican's Security Journey
Organizations of all types can learn valuable lessons from the Vatican's cybersecurity challenges:
1. Your value to hackers isn't always obvious
The Vatican's experience shows that organizations should think about their value to attackers in different ways: financial value, intelligence value, symbolic value, and who you communicate with.
2. Understanding culture matters in security
The Vatican's security team needs to understand not just technical threats but religious and political motivations behind attacks. This cultural understanding is increasingly important for any global organization.
3. Balance openness with protection
Religious organizations can't simply lock down their systems without limiting their mission of openness. This balance between security and accessibility is a challenge many modern organizations face.
The Future of Religious Cybersecurity
As religious organizations continue to digitize their operations and archives, they'll likely face more cyber threats. The Vatican's experience provides important lessons for other religious groups now building their security practices.
Father Paolo Benanti, a Franciscan priest and advisor to Pope Francis on technology ethics, has spoken publicly about the need for religious organizations to develop a balanced approach to technology and security. His comments at the 2019 Rome Call for AI Ethics conference highlighted the challenge of maintaining religious values in the digital age.
For security professionals, the Vatican's experiences show that good cybersecurity must consider not just technical vulnerabilities, but the organization's unique mission and values. Sometimes, the most important security insights come from unexpected places—even from behind the ancient walls of the world's smallest state.
In today's cyber landscape, even sacred institutions must defend their digital presence.
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