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SIRI Cyber Legal Response | Legal Response Inside the Technical Incident — SIRI Law LLP
Cyber Resilience › SIRI Cyber Legal Response

SIRI Cyber Legal Response — legal judgment while the incident is still live, not after.

Notification analysis, legal hold, and regulator coordination run alongside technical containment from the first hour — not as a separate call to outside counsel once the technical team has already decided what to preserve and what to say.

6 hrsCERT-In notification window
3Notification regimes that can apply at once
ParallelLegal analysis alongside technical response
The notification obligation clock
Live tracking · scroll to see every relevant change
Baseline since 2022
6 HR WINDOW
CERT-In Directions require notification within 6 hours of becoming aware of a qualifying incident — the anchor deadline every other analysis has to work around.
Notified
14 NOV 2025
DPDP Rules 2025 notified — breach-notification obligations to the Data Protection Board and, in some cases, affected data principals, sit alongside CERT-In's rule.
Operative
13 MAY 2027
DPDPA's operative compliance deadline for most substantive obligations — breach-response readiness is part of what's being built toward.
Sector layer
RBI DAKSH
Banks carry a separate incident-reporting obligation to RBI, with its own timing and content requirements distinct from the general CERT-In rule.
Recurring
SEBI CSCRF
SEBI-regulated intermediaries face incident reporting inside the CSCRF's recurring audit and compliance cycle, not a one-time filing.

Why sequencing changes the outcome

Decisions made during containment carry legal weight that's easier to get right in real time than to reconstruct afterward.

A common pattern: technical response runs first, containment completes, and only then does someone call a lawyer to ask what has to be reported and to whom. By that point, decisions about what got isolated, what got preserved, and what internal communications already went out are already made — and some of them may not have been made with CERT-In's 6-hour window, DPDPA's breach obligations, or sector-specific rules in mind.

CERT-In's 2022 Directions require notification within 6 hours of becoming aware of a qualifying incident. DPDPA layers a separate breach-notification obligation to the Data Protection Board and, in some cases, affected data principals. Regulated entities carry a third layer — RBI's DAKSH reporting for banks, sector-specific timelines for SEBI-regulated intermediaries — often with different triggers and different timing than the general CERT-In rule.

Three notification regimes, three different clocks
CERT-In's 6-hour window, DPDPA's breach obligations, and sector-specific regulatory reporting (RBI, SEBI, IRDAI) don't automatically align — an organisation notifying under one regime correctly can still miss the trigger or timing for another.

SIRI Cyber Legal Response exists to run this analysis while the technical response is still active, so the notification that eventually goes out is accurate and complete — not a rushed filing assembled under deadline pressure after the fact.

What organisations get wrong

Four assumptions that create avoidable regulatory exposure

Most notification problems trace back to timing and sequencing, not a lack of legal knowledge.

01 — TIMING

“We'll notify once we fully understand the incident”

CERT-In's 6-hour clock starts at awareness, not at full understanding — waiting for complete certainty before notifying is one of the most common ways organisations miss the window.

02 — SCOPE

“We only need to worry about CERT-In”

DPDPA's breach obligations and sector-specific rules (RBI, SEBI, IRDAI) can apply simultaneously with different triggers — a CERT-In-compliant notification doesn't automatically satisfy the others.

03 — CONTENT

“A brief notification is safer than a detailed one”

An incomplete or vague notification can create its own regulatory exposure — accurate content, even if the investigation is still ongoing, generally serves the organisation better than a minimal filing that invites follow-up scrutiny.

04 — PRIVILEGE

“We'll loop in legal once we've drafted something”

A notification drafted without legal input from the outset, then reviewed afterward, has often already made assumptions or included language that legal counsel would have structured differently from the start.

What Cyber Legal Response covers

Legal judgment integrated into the technical timeline, not appended to it

Run alongside SIRI Response, or activated independently once containment is already underway elsewhere.

ANALYSIS

Notification Trigger Analysis

Determining which regimes — CERT-In, DPDPA, sector-specific — actually apply, and their respective deadlines.

  • Multi-regime trigger assessment
  • Deadline mapping
  • Materiality analysis
See SIRI Response →
HOLD

Legal Hold & Evidence Strategy

Coordinating evidence preservation obligations with the technical forensic process already underway.

  • Legal hold notices
  • Preservation scope guidance
  • Coordination with forensic team
See SIRI Response →
DRAFTING

Notification Drafting

Preparing accurate, complete notifications to CERT-In, the Data Protection Board, and sector regulators.

  • CERT-In notification drafting
  • DPDPA breach notification
  • Sector-specific regulatory filings
See the Resilience Audit →
COMMS

Stakeholder Communications

Coordinated messaging for boards, employees, customers, and partners during an active incident.

  • Board briefing support
  • Customer communication review
  • Internal messaging coordination
See Incident Readiness →
READINESS

Litigation & Regulatory Readiness

Preparing the organisation for potential follow-on scrutiny once the immediate incident is contained.

  • Regulatory inquiry preparation
  • Litigation-readiness assessment
  • Insurance claim coordination
See Cyber Recovery & Assurance →
PRIVILEGE

Privileged Findings Management

Ensuring investigation findings and internal assessments remain protected throughout.

  • Privilege log management
  • Engagement letter structuring
  • Findings-distribution control
See SOC & SIEM →

Evidence, not guesswork

Sequential legal review vs. integrated legal response — what actually differs

Both eventually involve a lawyer. The timing of that involvement changes what's actually possible.

ApproachLegal review after containmentIn-house legal team aloneSIRI Cyber Legal Response
Legal input timingAfter technical decisions madeDepends on availabilityParallel, from activation
Multi-regime notification analysis (CERT-In + DPDPA + sector)Often incompleteDepends on expertiseComprehensive
Evidence preservation coordinated with forensicsRarely directDepends on structureDirect coordination
Attorney-client privilege over incident findingsSometimes, if structured correctlyYes, if properly engagedYes, by design
Continuity from incident into potential litigationNo — new engagement neededDepends on capacityYes

Sources: CERT-In Directions 2022, s.70B(6) IT Act 2000; Digital Personal Data Protection Act 2023 and DPDP Rules 2025 (notified 14 November 2025); RBI DAKSH incident reporting requirements; SEBI CSCRF. Summarised for comparison; confirm current trigger and timing requirements applicable to your sector.

Numbers every board should know

What the notification landscape actually requires

6 hrs

CERT-In window

From awareness — the anchor deadline for the fastest-moving notification obligation.

3

Regimes that can overlap

CERT-In, DPDPA, and sector-specific rules (RBI, SEBI, IRDAI) can all apply to a single incident.

13 MAY 2027

DPDPA operative deadline

For most substantive obligations, including breach-response readiness.

₹250 Cr

DPDPA base maximum penalty

Per instance of non-compliance — up to ₹500 Cr via the Section 33(3) enhancement mechanism.

Why SIRI for legal response specifically

The same team that understands the technical incident makes the legal call

Not outside counsel briefed secondhand — legal judgment applied by people who already understand what actually happened.

01

Legal judgment applied in real time

Notification and evidence decisions are made by people who understand the technical incident directly, not briefed on a summary after the fact.

02

Multi-regime analysis by default

CERT-In, DPDPA, and applicable sector rules are assessed together from the outset, not sequentially as each one is separately discovered.

03

Privilege built into the structure

The engagement is legal from activation, so findings, drafts, and internal assessments are protected throughout the process.

04

Continuity if the matter escalates

The same team that managed the incident response can carry the matter into regulatory inquiry or litigation readiness without a new engagement.

Who this is built for

Organisations Cyber Legal Response is built for

Banks & NBFCs SEBI-regulated intermediaries HealthTech handling patient data SaaS platforms with India user data Any DPDPA-covered data fiduciary Organisations mid-incident right now

How we work

From activation to closed notification obligations

01

Activation

Legal team engages immediately, in parallel with any ongoing technical response.

Immediate
02

Trigger Analysis

Determining which notification regimes apply and their respective deadlines.

Hours 1–4
03

Drafting & Filing

Accurate notifications prepared and filed within applicable windows.

Hours 4–24
04

Follow-Through

Regulatory correspondence, stakeholder communications, and readiness for further scrutiny.

Days 2–14

Frequently asked

Cyber Legal Response, answered directly

Do I need this in addition to SIRI Response, or instead of it?

The two are typically activated together — SIRI Response handles technical containment and forensics, while Cyber Legal Response runs the notification and regulatory analysis in parallel. They can also be activated separately if technical response is already underway with another provider.

What happens if we've already missed the CERT-In 6-hour window?

A missed window doesn't eliminate the obligation to notify — it changes the analysis to include how to address the delay. Late notification, handled properly, is generally a better position than continued non-notification.

How do CERT-In, DPDPA, and sector-specific rules actually interact?

They're separate obligations that can all apply to the same incident, with different triggers, different recipients, and different timing. A notification that satisfies CERT-In doesn't automatically satisfy DPDPA's breach obligations or a sector regulator's specific reporting requirement — each needs its own analysis.

Is our internal communication about the incident protected if we engage SIRI for this?

Communications made as part of a properly structured legal engagement are generally protected by attorney-client privilege, which is a core reason to engage legal counsel from the outset of an incident rather than after internal discussions have already occurred.

What if the incident turns out not to be reportable after all?

That's a common and legitimate outcome of the trigger analysis — not every incident meets the threshold for mandatory notification. The assessment itself, and the reasoning behind it, is documented as part of the engagement regardless of the outcome.

If you're mid-incident

Activate Cyber Legal Response.

Call the 24/7 line, or pair this with SIRI Response if technical containment hasn't started yet.

24/7 for active incidents: +91 79819 12046

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SIRI Law LLP — Hyderabad, India

Registered officeHITEC City, Madhapur, Hyderabad, Telangana 500081, India
Telephone+91 79819 12046
Emailinfo@sirilawllp.com
Other officesNew Delhi, India · Austin, Texas, USA · Online worldwide
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© SIRI Law LLP · Hyderabad, Telangana

This page is provided for general informational purposes and does not constitute legal advice. References to RBI's 2026 Resilience & Assurance Framework, SEBI CSCRF deadlines, CERT-In obligations, the Bharatiya Sakshya Adhiniyam 2023, and cited statistics reflect publicly available information as of publication and remain subject to regulatory change; verify current applicability to your specific entity category before relying on any specific requirement. No lawyer-client relationship is formed by viewing this page. Engagement requires a formal retainer. SIRI Law LLP is a registered law firm under the Limited Liability Partnership Act 2008, practising under the Advocates Act 1961; complaints regarding professional conduct may be directed to the Bar Council of Telangana.

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