API security
Robust API authentication, rate limiting, and scoped credentials reduce exposure and allow safe automation between CRM and eSignature platforms.
ISO 27001:2013 provides independent assurance that an eSignature vendor maintains repeatable security controls, reducing audit burden and supporting regulatory compliance commitments in healthcare, finance, and education.
An IT Manager evaluates technical integration points between the CRM and signNow or iSales, focusing on API security, authentication methods, and network segmentation. They require documentation for encryption, key management, and platform-level access controls to support incident response and continuity planning.
A Compliance Officer reviews ISO certification scope, risk assessments, and supporting evidence to ensure the eSignature-CRM workflow meets regulatory obligations such as HIPAA or FERPA. They manage vendor questionnaires and produce audit artifacts for internal and external reviews.
Decision-makers prefer vendors that provide clear certificates, scoped attestations, and documented controls for CRM integrations.
Robust API authentication, rate limiting, and scoped credentials reduce exposure and allow safe automation between CRM and eSignature platforms.
Encryption for data at rest and in transit, with documented key management, supports confidentiality requirements and demonstrates control maturity.
Support for SAML-based single sign-on enables centralized user lifecycle management and consistent access control enforcement across enterprise systems.
Granular roles and permissions let administrators restrict document creation, signing, and administrative capabilities per job function.
Ability to export complete, immutable audit logs in machine-readable formats simplifies forensic reviews and long-term retention.
Document throughput, bulk-send capacity, and SLA-backed availability determine suitability for high-volume CRM workflows.
Confirmed scope for ISO 27001:2013 should explicitly include the eSignature service, API endpoints, integration processes, and any hosting infrastructure to ensure the ISMS covers CRM connectors and data flows.
Support for granular role-based access control, segregation of duties, and delegation within both the CRM and eSignature system reduces the chance of unauthorized document access or workflow modification.
Immutable logs recording signer identity, timestamps, IP addresses, and document hash values are necessary to support legal validity and forensic review of signed transactions.
Clear policies for data location, backups, and cross-border transfers allow organizations to confirm compliance with contractual and regulatory data residency obligations.
| Setting Name | Configuration |
|---|---|
| Reminder Frequency | 48 hours |
| Signing Order | Sequential |
| Authentication Requirement | MFA required |
| Retention Period | 7 years |
| Audit Log Export | Daily export |
Confirm supported operating systems, browsers, mobile platforms, and CRM versions before planning the integration to avoid compatibility gaps.
Account for browser and mobile compatibility during testing and ensure that security features like SSO and MFA function consistently across devices.
A hospital integrates signNow into its CRM to capture consents and treatment forms securely
Resulting in faster intake processing and stronger audit readiness.
A regional bank connects an ISO-certified eSignature provider to its sales CRM to complete account opening documents
Leading to clearer compliance posture and faster account activation times.
| Feature Availability and Technical Details | signNow (Recommended) | iSales |
|---|---|---|
| ISO 27001:2013 Certification | ||
| ESIGN/UETA Legal Validity | ||
| HIPAA Support / BAAs | ||
| API and SDK Availability |
7 years is typical for financial records.
Daily backups with 30-day replication window.
Rotate encryption keys annually or after incidents.
Quarterly review of privileged accounts.
Annual tabletop and technical exercises.
| Free trial and entry options | signNow (Featured) trial available | iSales limited trial | DocuSign trial available | Adobe Sign trial available | HelloSign free tier |
|---|---|---|---|---|---|
| Entry-level plan characteristics | Monthly subscription per user with core features | Basic CRM add-on | Multiple personal and business tiers | Individual and business tiers | Free limited usage then paid tiers |
| API access availability | API included in business plans | API on advanced tiers | API available with Business Pro | API in enterprise plans | API included in paid plans |
| Enterprise procurement options | Custom enterprise contracts and dedicated support | Enterprise modules may be limited | Global enterprise agreements available | Enterprise and volume licensing | Enterprise agreements via Dropbox |
| Compliance and attestations | ISO and SOC attestations provided | Limited attestations | SOC and broad compliance coverage | Enterprise compliance documentation | SOC reports and GDPR support |
| Typical support and SLAs | Business support with SLA options | Standard support tiers | Advanced support available with plans | Enterprise SLAs for customers | Priority support on business plans |