Top 10 Cyber Attacks in India.pdfffffffff

Discover the Top 10 Cyber Attacks in India —from Aadhaar breaches to fintech hacks. Learn how to protect your data with expert insights from Craw Security.

1. Top 10 Cyber Attacks in India

India’s digital transformation has been remarkable, but it has also made the
country a prime target for cybercriminals. From data breaches to
ransomware attacks, here are the top 10 cyber attacks in India that have
had significant impacts on individuals, businesses, and national security.
1.​Aadhaar Data Breach (2018)
2.​Cosmos Bank Cyber Heist (2018)
3.​WannaCry Ransomware Attack (2017)
4.​BharatPay Data Breach (2022)
5.​JustDial Data Breach (2019)
6.​Unacademy Data Breach (2020)
7.​Air India Data Breach (2021)
8.​MobiKwik Data Leak (2021)
9.​SBI Data Breach (2019)
10.​Matrimonial Scam in Moradabad (2025)

2. Top 10 Cyber Attacks in India
1. Aadhaar Data Breach (2018)

In one of the most significant data breaches, over 1.1 billion Aadhaar
records were compromised. Hackers gained unauthorized access to
sensitive personal information, including biometric data, raising serious
concerns about privacy and data security in India’s unique identification
system. ​
2. Cosmos Bank Cyber Heist (2018)

3. Cybercriminals orchestrated a sophisticated attack on Pune’s Cosmos
Bank, siphoning off ₹94 crore through unauthorized SWIFT transactions
and ATM withdrawals. The breach exploited vulnerabilities in the bank’s
systems, highlighting the need for robust cybersecurity measures in
financial institutions. ​
STL Digital 3. WannaCry Ransomware Attack (2017)

4. The global WannaCry ransomware attack affected over 2 lakh computer
systems in India, including banks and enterprises in Tamil Nadu and
Gujarat. The malware encrypted data, demanding ransom payments in
Bitcoin, and exploited unpatched vulnerabilities in Windows operating
systems. ​
ccoe.dsci.in 4. BharatPay Data Breach (2022)

5. Fintech company BharatPay experienced a data breach exposing the
personal data of around 37,000 users. Leaked information included
usernames, hashed passwords, and transaction data from its backend
database, underscoring vulnerabilities in the fintech sector. ​
sattrix.com 5. JustDial Data Breach (2019)

6. In April 2019, JustDial, a local search service platform, faced a data breach
compromising over 100 million users’ data. The leaked information included
names, mobile numbers, email IDs, date of birth, gender, and addresses,
which were made publicly available. ​
Policybazaar 6. Unacademy Data Breach (2020)

7. Unacademy Data Breach (2020)
Online education platform Unacademy disclosed a cyber breach that
compromised the accounts of 22 million users. Data such as usernames,
email addresses, and passwords were put on the dark web for sale, raising
concerns about data protection in the edtech sector. ​
Policybazaar 7. Air India Data Breach (2021)

8. Air India Data Breach (2021)
National carrier Air India suffered a data breach affecting over 4.5 million
passengers. The compromised data included personal information such as
names, dates of birth, contact details, and passport information,
highlighting vulnerabilities in the airline industry’s cybersecurity. ​
Policybazaar 8. MobiKwik Data Leak (2021)

9. Digital wallet provider MobiKwik faced a data leak exposing the personal
and financial information of over 10 crore users. The leaked data included
names, phone numbers, email IDs, and transaction details, raising
concerns about data security in mobile payment platforms. ​
craw.in 9. SBI Data Breach (2019)

10. A security researcher revealed that the State Bank of India (SBI) had an
unsecured server exposing sensitive customer data. The breach affected
over 3 million customers, leading to a massive debit card replacement drive
by the bank. ​
Policybazaar 10. Matrimonial Scam in Moradabad (2025)
A cyber fraud racket involving over ₹100 crore was uncovered in
Moradabad, with five individuals arrested, including a Nigerian national.
The scam involved creating fake profiles on matrimonial and social media
platforms, impersonating foreign doctors and customs officers to dupe
victims under the guise of marriage proposals and gift deliveries from
abroad. Frequently Asked Questions :
1. What are the most significant cyber attacks in India?

11. Some of the most notable include the Aadhaar data breach (2018),
Cosmos Bank cyber heist (2018), and the WannaCry ransomware attack
(2017).
2. How was Aadhaar data breached in 2018?
Hackers gained unauthorized access to over 1.1 billion records, including
sensitive biometric data, raising serious privacy concerns.
3. What happened in the Cosmos Bank cyber heist?
Cybercriminals stole ₹94 crore using unauthorized SWIFT transactions and
ATM withdrawals in a highly coordinated cyberattack.
4. How does ransomware like WannaCry affect systems?
WannaCry encrypted files on infected systems and demanded ransom in
Bitcoin, affecting numerous Indian institutions using outdated systems.
5. What industries are most targeted in India?
Banking, fintech, edtech, aviation, and government identity systems are
among the top targets for cybercriminals in India.
6. How can I protect my business from cyber attacks?
Implement multi-layered cybersecurity protocols, conduct regular
vulnerability assessments, and invest in employee training.
7. What is Craw Security and how can it help?
Craw Security offers cybersecurity training and services to help businesses
and individuals defend against evolving cyber threats.
8. Are cyber attacks increasing in India?
Yes. As India’s digital landscape expands, the frequency and sophistication
of cyber attacks are rising rapidly.
Conclusion

12. These cyber attacks underscore the critical need for enhanced
cybersecurity measures across all sectors in India. As digital transformation
accelerates, both individuals and organizations must prioritize data
protection and stay vigilant against evolving cyber threats. In response to
these rising challenges, Craw Security offers comprehensive cybersecurity
training and services, empowering businesses and individuals to defend
against cyber threats effectively. By staying ahead of the curve and
adopting best practices in cybersecurity, we can collectively combat
cybercrime and ensure a safer digital future.
For more information on how to safeguard your digital assets and stay
protected, explore Craw Security’s expert-led courses and services. Visit
Craw Security.
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