Secure File Sharing and eSignature Software for Accountants

Share Documents and Collect Signatures in One Secure Step

Request documents, collect eSignatures, and share files securely from Mango. Clients can upload and sign through a secure link, with no portal login required.

Secure File-Sharing for Accounting Professionals

File sharing and electronic signatures that are fast, secure, and easy— for you and your client

Send, request, and sign documents securely through email, with no password-protected PDFs or portal logins required for clients. Verify signer identity and store signed agreements automatically, all in one place.

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Rock Solid Security

Send, store, and sign documents with confidence across every device, user, and engagement.

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Verify Signer Identity

Confirm who’s signing with knowledge-based authentication, with every action recorded in a detailed audit trail.

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Send Documents Securely by Email

Clients access documents through secure email links they already know how to use, so time-sensitive client work keeps moving.

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Bank-Level Encryption

Every file is encrypted in transit and stored with 256-bit AES encryption, protecting sensitive financial data without relying on email attachments or unsecured downloads.

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Professional Branding

Your firm’s name and logo appear on every secure interaction, building trust each time clients upload, download, or sign documents.

Get Your Clients to Sign

  • Share and request files without asking clients to create accounts.
  • Request and receive documents directly through email.
  • Replace password-protected PDFs with secure, link-based access.
  • Verify signer identity with knowledge-based authentication, a secret question, or a password.
  • Capture signatures that are legally binding under the U.S. ESIGN Act and UETA.
  • Get notified when clients view, upload, or sign documents.
  • Share files without worrying about size limits.
Get your client to sign
Electronic Signature

Benefits for Your Firm

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Protect Client Confidentiality

Keep sensitive financial information safe with encryption and controlled access.

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Centralize Your Work

Shared files and signed documents are stored alongside your workflows, tasks, and client records.

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Speed Up Client Exchanges

Clients upload and sign directly through secure links, with fewer follow-up emails and delays.

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Reduce Client Friction

Clients can share and sign from any device, with no printing, scanning, or special software.

Strengthen Compliance and Audit Trails

See who viewed, downloaded, or signed each document, and when.

Skip the Portal, Not the Security

Secure sharing only works if clients actually use it.

  • Requests and documents arrive by email.
  • Clients upload and sign in a few clicks.
  • No portal logins or password-protected PDFs required.
  • Encryption, access controls, and audit trails stay in place.
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Secure File Sharing and eSignature FAQs