Endorsements

Ransomware endorsement wording and examples

Coverage description

A ransomware endorsement is a filed endorsement that names ransomware and modifies the cyber product without being an exclusion form. Sublimits and coinsurance can change the amount available for ransomware-related loss.

Coverage classification

Form type
Endorsements

Compare Ransomware endorsement forms

Ransomware endorsement forms compared by Intent, Loss and limit, Conditions
FormIntentLoss and limitConditions

Palomar Specialty Insurance Company

Ransomware Sublimit Endorsement

PRIME 100PRO 026 11 22

Cyber Liability

Applies a ransomware aggregate sublimit across several cyber insuring agreements.Limits covered loss and defense expenses tied to ransomware or a ransom payment demand.The sublimit is part of the policy aggregate limit.

Corgi Insurance Company, Inc.

Ransomware Attack Sublimit and Coinsurance

CIC-2-CYB-042 08/2026

Cyber Liability

Applies a ransomware attack sublimit and coinsurance.Limits loss from ransomware attacks first discovered during the policy period or applicable extended reporting period.The insured bears the scheduled coinsurance percentage after the deductible.

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Notable clauses

“which is part of, and not in addition to, the Policy Aggregate Limit of Insurance.”

Palomar Specialty Insurance Company · Ransomware Sublimit Endorsement · PRIME 100PRO 026 11 22

Aggregate limit. The sublimit is included within the policy aggregate limit.

“that an Insured must bear once the applicable Deductible has been satisfied”

Corgi Insurance Company, Inc. · Ransomware Attack Sublimit and Coinsurance · CIC-2-CYB-042 08/2026

Coinsurance. The insured bears the scheduled percentage after the deductible.

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Market activity

Matching form records, product lines, state activity, and recent examples for this coverage language.

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Related coverage topics

Ransomware exclusion

A ransomware exclusion names ransomware and excludes or limits ransomware loss, extortion threats and related expense. Compares four insurers' forms; 15 insurers file it.

Cyber extortion coverage

Cyber extortion coverage responds to threats to damage, disclose, encrypt or lock data unless a demand is paid. Compares five insurers' forms; 45 insurers file it.

Biometric privacy exclusion

A biometric privacy exclusion limits coverage for claims over fingerprints, face geometry or biometric privacy laws. Compares four insurers' forms; 167 insurers file it.

Data breach coverage

Data breach coverage pays costs or liability after unauthorized access to or loss of protected information. Compares two insurers' forms; 90 insurers file it.

Artificial intelligence exclusion

An artificial intelligence exclusion limits coverage for claims involving AI systems, generative tools or outputs. Compares four insurers' forms; 47 insurers file it.

Worldwide coverage territory

A worldwide coverage territory endorsement replaces the policy's coverage territory with worldwide wording. Compares Clear Blue and Starr forms; 20 insurers file it.

System failure coverage

System failure coverage pays income loss and data recovery after an unplanned outage of a covered computer system. Compares two insurers' forms; 33 insurers file it.

Split retroactive date

A split retroactive date endorsement sets different retroactive dates for specified coverages or insuring agreements. Compares two insurers' forms; 45 insurers file it.

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