Cyber Crime Complaint Letter Format - Hindi and English Sample

In today’s digital world, cyber crimes are becoming increasingly common. From online fraud and email hacking to social media abuse and financial scams, the types of cyber crimes are vast and damaging. If you or someone you know has been a victim of such an incident, filing a cyber crime complaint is the first and most crucial step toward seeking justice.

This blog post explains how to draft a cyber crime complaint letter, what essential details to include, and provides a ready-to-use sample for your reference.

A cyber crime complaint letter is a formal document addressed to cyber crime authorities, police, or concerned departments, reporting an incident involving digital fraud or abuse. This letter helps initiate an official investigation and is often the first piece of evidence submitted in such cases.

Why is a Proper Format Important?

A well-structured complaint letter ensures that:

• Your case is taken seriously.
• The authority understands the incident clearly.
• The right actions can be taken promptly.
• Your complaint is legally documented.

When to File a Cyber Crime Complaint?

You should file a complaint immediately in the following cases:

• Online financial fraud or phishing
• Hacking of email or social media accounts
• Cyber bullying or online harassment
• Identity theft
• Online blackmailing or extortion
• Data theft or misuse

Where to File a Cyber Crime Complaint in India?

1. Online via the National Cyber Crime Reporting Portal
   Website: https://cybercrime.gov.in
2. Offline at your nearest Cyber Crime Police Station
   Most cities have a dedicated cyber crime cell or department.

Cyber Crime Complaint Letter Format

Here is the standard format for a cyber crime complaint letter:

To,  
The Officer-in-Charge,  
Cyber Crime Investigation Cell,  
[City Name or Police Department Name]  
Subject: Complaint regarding [type of cyber crime] – Request for Investigation
Respected Sir/Madam,
I am [Your Full Name], residing at [Your Address]. I am writing this letter to lodge a formal complaint regarding a cyber crime incident that occurred on [Date].
On [mention the exact date and time], I [briefly describe what happened – e.g., received a phishing email, noticed unauthorized transactions, account got hacked, etc.]. The details of the incident are as follows:

Mode of cyber attack: [e.g., phishing email, fake website, social media impersonation]
Affected account(s): [email ID, bank account number, phone number, etc.]
Date and time of incident: [exact date/time if available]
Suspected source (if known): [email ID, phone number, IP address]
Description of incident: [give a clear, concise explanation]

I have attached the necessary evidence such as screenshots, transaction receipts, and email copies to support my complaint.
I request you to kindly investigate the matter and take appropriate legal action against the offenders as per the provisions of the Information Technology Act, 2000 and the Indian Penal Code.
Thank you for your attention to this matter.
Sincerely,

[Your Name]

[Contact Number]

[Email Address]

[Signature (if printed)]

Sample Cyber Crime Complaint Letter - English

Sample Case: Online fraud through phishing email

To,

The Officer-in-Charge,

Cyber Crime Investigation Cell,

Mumbai Police Department

Subject: Complaint regarding phishing scam and unauthorized withdrawal
Respected Sir/Madam,
I am Rohanbhai Malhotra, residing at 123, Shree Apartments, Andheri East, Mumbai. I am writing to report a cyber fraud incident that occurred on 12th April 2025.
On the said date, I received an email appearing to be from my bank (ABC Bank) requesting me to verify my account details. Trusting the source, I clicked the link and entered my banking credentials. Within 10 minutes, I received a message stating that ₹49,500 had been withdrawn from my account without authorization.
Details of the incident:

Mode of fraud: Phishing email
Affected account: ABC Bank, A/C No. XXXXXXX2345
Date and time: 12th April 2025, 10:15 AM
Email sender: [email protected] (appears to be fake)
Description: Fraudulent email link redirected me to a fake banking page

I have attached screenshots of the email, the fake webpage, and my bank transaction statement showing the unauthorized debit.
Kindly investigate this issue and take action against the culprits as per cyber crime laws. I also request you to help me recover the lost amount.
Thank you for your cooperation.
Sincerely,

Rohanbhai Malhotra

+91-9870000010

[email protected]

[Signature]

Sample Cyber Crime Complaint Letter - Hindi

प्रति,
प्रभारी अधिकारी,
साइबर अपराध जांच प्रकोष्ठ,
मुंबई पुलिस विभाग

विषय: फिशिंग घोटाले और बिना अनुमति के धन निकासी के संबंध में शिकायत
महोदय/महोदया,
मैं, रोहनभाई मल्होत्रा, 123, श्री अपार्टमेंट्स, अंधेरी ईस्ट, मुंबई का निवासी, दिनांक 12 अप्रैल 2025 को घटित एक साइबर धोखाधड़ी की घटना के संबंध में यह शिकायत पत्र लिख रहा हूँ।
उपरोक्त तिथि को मुझे मेरी बैंक (एबीसी बैंक) की ओर से प्रतीत होने वाला एक ईमेल प्राप्त हुआ जिसमें मेरे खाते की जानकारी सत्यापित करने का अनुरोध किया गया था। मैंने उस ईमेल पर भरोसा करते हुए लिंक पर क्लिक किया और अपनी बैंकिंग जानकारी दर्ज कर दी। लगभग 10 मिनट के भीतर मुझे एक संदेश प्राप्त हुआ कि मेरे खाते से ₹49,500 की राशि बिना मेरी अनुमति के निकाल ली गई है।
घटना का विवरण निम्नलिखित है:
धोखाधड़ी का तरीका: फिशिंग ईमेल
प्रभावित खाता: एबीसी बैंक, खाता संख्या XXXXXXX2345
घटना की तिथि और समय: 12 अप्रैल 2025, सुबह 10:15 बजे
ईमेल प्रेषक: [email protected]
विवरण: ईमेल में दिया गया लिंक मुझे एक नकली बैंकिंग वेबसाइट पर ले गया
मैंने इस शिकायत पत्र के साथ संबंधित साक्ष्य जैसे ईमेल का स्क्रीनशॉट, नकली वेबसाइट की छवि, और बैंक लेन-देन विवरण संलग्न किए हैं जिसमें यह अनधिकृत निकासी स्पष्ट रूप से दिखाई देती है।
आपसे निवेदन है कि कृपया इस मामले की जाँच कर दोषियों के विरुद्ध साइबर अपराध अधिनियम के अंतर्गत आवश्यक कानूनी कार्रवाई करें। साथ ही, मेरी खोई हुई राशि की वसूली में भी मेरी सहायता करें।
आपके सहयोग के लिए धन्यवाद।
भवदीय,
रोहनभाई मल्होत्रा
+91-9870000010
[email protected]
[हस्ताक्षर]

Documents to Attach with Your Complaint

• Copy of Aadhar Card/PAN Card (for ID proof)
• Screenshot of the fraudulent email, website, or chat
• Bank statement (if money was involved)
• Copy of FIR (if already filed)
• Any communication records with the fraudster

Tips for Writing an Effective Cyber Crime Complaint

• Be clear and concise while explaining the incident.
• Provide specific dates, times, and account details.
• Attach all relevant proof.
• Remain polite and formal in tone.
• Do not delay—report the incident as soon as possible.

Legal Protection for Victims

Victims of cyber crimes in India are protected under:

• Information Technology Act, 2000
• Indian Penal Code (IPC) Sections 419, 420, 66C, 66D, etc.

Authorities are empowered to trace, investigate, and arrest cyber criminals with the help of digital forensics.

Final Thought

Cyber crimes can happen to anyone. The best way to fight back is to act quickly and report the incident properly. With the right format and supporting evidence, your complaint letter becomes a powerful tool to seek justice.

Stay alert. Stay secure. And always remember: A well-drafted complaint can be the first step toward stopping digital criminals.