6 Oct 2026 · TrustList Editorial
Island raises $400M to govern AI agents from its enterprise browser
The Series F, led by Evolution Equity Partners at a $6.4B valuation, pays for an "agentic control plane" that has no release date yet.
5 of 6 single sign on software ranked on evidence in the Q4 2026 edition.
Between them, the 6 single sign on software on this page cover multifactor authentication (5), multi-factor authentication (5) and access certification (5). 6 of them have written a profile you can read before you get in touch.
TrustList ranking
Q4 2026 edition
5 of 6 single sign on software ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.
Positions are fixed for the quarter; the next edition is due in January 2027.

Single Sign On · Self-Service Access Request · Social Sign On
Akku is an identity and access management product from CloudNow, a cloud services firm.
Why #1: 24/7 support, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Single Sign On · Self-Service Access Request · Social Sign On
HelloID is a cloud identity and access management product from Tools4ever.
Why #2: ISO 27001 · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Single Sign On · Self-Service Access Request · Social Sign On
SecureAuth is a company whose products secure user access through adaptive authentication, single sign-on and portal protection.
Why #3: Uptime SLA · No major incidents in 90 days (status page) · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Single Sign On · Self-Service Access Request · Social Sign On
Identity and access management platform with single sign-on, multi-factor authentication and provisioning, part of Monofor
Why #4: Launched 2013, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

Single Sign On · Self-Service Access Request · Password Management
OpenAthens is an authentication service that gives people single sign-on access to web-based knowledge resources. It is used mostly by libraries, publishers and education bodies.
Why #5: 2 major incidents in 90 days (status page)
Not yet on record: client reviews, vetting.

Single Sign On · Self-Service Access Request · Application Access Control
Able+ is a cloud identity and access management product that provides single sign-on to applications in the cloud and behind the firewall.
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The newest guides and analysis from TrustList Insights.
6 Oct 2026 · TrustList Editorial
The Series F, led by Evolution Equity Partners at a $6.4B valuation, pays for an "agentic control plane" that has no release date yet.
6 Oct 2026 · TrustList Editorial
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