Cybercrime Prosecutions: Hacking, Phishing, Ransomware
Cybercrime has evolved rapidly with technology, encompassing hacking, phishing, ransomware attacks, and other unauthorized digital activities. Courts worldwide have developed legal frameworks to address these offenses, often relying on both national cyber laws and traditional criminal statutes. Below is a detailed explanation with landmark cases.
1. R v. Lennon (UK, 2006) – Hacking Case
Issue: Unauthorized access to computer systems
Case Overview:
The defendant, Lennon, gained unauthorized access to a financial institution’s network.
He installed malware to access confidential client information.
Legal Framework:
Computer Misuse Act 1990 (UK), Sections 1 and 2 – Unauthorized access and unauthorized modification of computer material.
Court Findings:
Court held that unauthorized access with intent to commit a crime falls squarely under Section 1.
Evidence included logs, IP tracking, and malware traces.
Outcome:
Conviction for hacking; imprisonment for several years.
Significance:
Reinforced that technical intrusion, even without immediate financial loss, constitutes a criminal offense.
2. State of Maharashtra v. Mohd. Irfan Shaikh (India, 2012) – Phishing Case
Issue: Financial fraud through phishing
Case Overview:
Mohd. Irfan sent fake emails mimicking a bank, tricking victims into revealing credentials.
Unauthorized transactions were made from victims’ accounts.
Legal Framework:
IT Act, 2000: Sections 66C (identity theft) and 66D (cheating by electronic means)
IPC: Sections 420 (cheating) and 468 (forgery)
Court Findings:
Court held that phishing emails with intent to defraud constitute cybercrime.
Digital evidence included email headers, server logs, and transaction records.
Outcome:
Conviction under IT Act and IPC; imprisonment and fine.
Significance:
Established legal precedent for prosecuting phishing attacks in India.
3. United States v. Gary McKinnon (U.S., 2002) – Hacking Government Systems
Issue: Unauthorized access to U.S. military and NASA networks
Case Overview:
Gary McKinnon accessed U.S. government computers from the UK, allegedly seeking information on UFOs.
Actions disrupted network operations but caused no physical harm.
Legal Framework:
Computer Fraud and Abuse Act (CFAA), 1986 – Unauthorized access to federal computers
Court Findings:
Extradition proceedings were initiated by the U.S., citing potential imprisonment up to 70 years.
McKinnon argued lack of criminal intent for personal gain.
Outcome:
Extradition blocked by UK Home Secretary in 2012 due to health concerns.
Case highlighted challenges in cross-border cybercrime prosecutions.
Significance:
Showed complexities of international cybercrime law enforcement.
Emphasized that hacking of government networks carries severe penalties globally.
*4. WannaCry Ransomware Attack Prosecution – North Korea-linked (2017)
Issue: Global ransomware attack
Case Overview:
The WannaCry ransomware infected computers worldwide, encrypting data and demanding Bitcoin ransom.
Linked to North Korean hackers known as Lazarus Group.
Legal Framework:
Computer Fraud and Abuse Act (U.S.)
International cybercrime treaties for cross-border enforcement
Court Findings:
FBI and international agencies traced cryptocurrency payments and malware signatures.
Direct prosecution is challenging due to state-sponsored origin.
Outcome:
No individual criminal prosecution due to jurisdictional issues; sanctions imposed on North Korean entities.
Significance:
Demonstrates the limitations of legal prosecution against transnational ransomware attacks.
Emphasizes international cooperation in cybercrime investigations.
*5. Sony Pictures Hack (2014, U.S.) – Hacking and Data Theft
Issue: Large-scale corporate hacking
Case Overview:
Hackers infiltrated Sony Pictures’ networks, stealing emails, employee data, and unreleased movies.
Linked to North Korea in retaliation for a film.
Legal Framework:
CFAA – Unauthorized access and theft of proprietary information
Economic Espionage Act (EEA) – Theft of trade secrets
Court Findings:
Investigation relied on forensic analysis of servers, malware traces, and IP logs.
Highlighted the challenge of attributing attacks to state-sponsored groups.
Outcome:
No direct criminal prosecution; lawsuits filed for negligence in cybersecurity by Sony.
Significance:
Reinforced the need for corporate cybersecurity protocols and demonstrated the legal complexity of prosecuting nation-state cyberattacks.
6. United States v. Marcus Hutchins (2017, U.S.) – Ransomware Development
Issue: Creation and distribution of Kronos banking malware
Case Overview:
Hutchins, a cybersecurity researcher who helped stop WannaCry, was charged with creating malware earlier in his career.
Demonstrates dual roles in cybersecurity and cybercrime.
Legal Framework:
CFAA – Unauthorized access and malware creation
Wire Fraud and Computer Fraud statutes
Court Findings:
Hutchins pled guilty to creating and distributing malware but received leniency due to his cooperation and positive contributions.
Outcome:
Sentence: Time served plus supervised release.
Significance:
Highlights the thin line between cybersecurity research and criminal liability.
Key Legal Principles in Cybercrime Prosecutions
Hacking (Unauthorized Access):
Accessing computer systems without permission
Legal provisions: IT Act (India), CFAA (U.S.), Computer Misuse Act (UK)
Phishing and Identity Theft:
Obtaining credentials or personal information via deception
Criminal provisions include cheating, fraud, and identity theft
Ransomware:
Encrypting data to demand ransom
Complexities: Attribution, jurisdiction, and cross-border enforcement
Evidence in Cybercrime:
Server logs, IP addresses, email headers, malware code
Authentication of digital evidence under national laws (Section 65B Indian Evidence Act)
Challenges:
International jurisdiction and extradition
Anonymity of attackers using proxies and VPNs
State-sponsored cybercrime complicates prosecution
Conclusion
Cybercrime prosecutions show that technology outpaces law enforcement, requiring constant adaptation of legal frameworks. Cases like Mohd. Irfan Shaikh (phishing), R v. Lennon (hacking), and the WannaCry attack illustrate the spectrum from personal fraud to global ransomware crises. Courts emphasize digital evidence, intent, and cross-border cooperation, while highlighting the growing need for robust cybersecurity laws.

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