Snapshot 302

Document
Security page
URL
https://sinch.com/voice/security/
Fetched
HTTP status
200
Content type
text/html; charset=UTF-8
Fetch mode
static
Size
328790 bytes
SHA-256 (raw)
3f51621c0060c4d84c2a0f12c5ac7ebfbbdade11c7954ae2b075c009676f8ed1
SHA-256 (normalized text)
bb68b2e0496b7602795b738ba90896bb13efb37fda73725a8223d64aeadb958f

Normalized text

Scripts and page chrome removed; this is what change detection compares.

👋 Looking for Sinch Engage? You’re now on Sinch’s main site. Go back to Sinch Engage
TOP-NOTCH SECURITY
A more secure platform for voice
With Sinch Voice security, your calls are encrypted, compliance is built in, and fraud is proactively prevented, so you can reduce risk and build trust with every conversation.
Talk to an expert
Contact sales
Join over 200,000 businesses, including 8 of the 10 largest tech companies in the world
Security and compliance at the core of every call
Sinch provides a secure, compliant voice platform built on geo-redundant infrastructure. Voice security features like end-to-end encryption and proactive fraud prevention come included, with no add-ons required.
Protect customers & data
Every call and data stream is protected against unauthorized access with end-to-end TLS/SRTP encryption shields—no added fees, no extra effort.
Stay globally compliant
Easily meet ISO 27001, SOC 2, GDPR, CCPA, and STIR/SHAKEN requirements and make vendor reviews and audits simple.
Build lasting user trust
Look no further than our public Trust Center as proof of our commitment to privacy, helping you earn confidence from customers, regulators, and partners.
Secure authentication
API requests are verified with basic auth, signed requests, and JWT tokens for an extra layer of defense.
24/7 security operations
Our dedicated SOC teams watch over the network day and night to detect threats and stop them in their tracks.
Owned and operated global network
Sinch runs one of the largest independent voice networks, giving you consistent quality, security, and compliance.
Get inspired
Voice security FAQs
Sinch uses TLS to secure call signaling and SRTP to encrypt media for Voice API and SIP Trunking. In-app calling uses DTLS-SRTP for media encryption.
Yes. Sinch Voice is GDPR and CCPA compliant and ISO 27001 certified. The Trust Center gives you open access to compliance documents.
Sinch is fully compliant with STIR/SHAKEN in the US and Canada, verifying caller IDs. Elastic SIP Trunking can block unwanted calls, and Number Lookup flags suspicious numbers.
Sinch holds ISO 27001 and SOC 2 Type 1 certifications and meets regulations like GDPR, CCPA, DORA, Kari’s Law, and RAY BAUM’S Act.
Yes. Core protections like encryption, authentication, and fraud prevention come standard with no extra charges.
Sinch is hosted on geo-redundant AWS infrastructure, monitored by a 24/7 SOC. Data at rest is encrypted with AES-256 and data in transit with TLS 1.2+.