Alt-N Technologies, founded in 1996 and later acquired by BlackBerry, builds email and email-security software aimed at small and mid-sized businesses, used across more than 90 countries. AI-generated from public sourcesThe starting point for every profile: auto-generated by 0-Doubt from public vendor materials, and not yet confirmed by the vendor or an independent analyst. Nothing here is hidden or overstated — it simply has not been reviewed yet.Where every profile starts, before the vendor or an analyst has reviewed it. A higher label means a more independent source — not a better product.How trust works →
Tools & products
Read by an AI model from altn.com’s own pages. What the vendor says it does, not independently verified.
Showing the 12 closest of 287 — see all.
1 of 5 independent trust signals established
Alt-N Technologies has one dimension with established evidence. The rest have not been confirmed yet.
Not yet established: Independently verified · Behaviour under stress · Disclosure posture · Momentum
Has anyone other than the vendor confirmed this?
Nothing here has been confirmed by an independent third party yet.
Is this a real, durable business?
How long this vendor has been operating, and who stands behind them.
Security headers (4/5) — checked 10/18/2026
Infrastructure & transparency signals
Likely-exploited estimates here rest on a median of 2 EPSS observations per CVE — too little history to read as a trend yet. It deepens daily as scores are collected.
Stack-based buffer overflow in SecurityGateway.dll in Alt-N Technologies SecurityGateway 1.0.1 allows remote attackers to execute arbitrary code via a long username parameter.
The WordClient interface in Alt-N Technologies MDaemon 9.6.5 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted HTTP POST request. NOTE…
Not a quality rating or endorsement — a measure of how much verified, disclosed data we actually have about this vendor. A low score usually means "we don't have much verified information yet," not "this is a bad vendor." Never used to sort or rank vendor lists.
The platform admin controls the formula's weights.
Product information on this page is auto-generated by 0-Doubt from public sources and not yet confirmed by the vendor or an independent analyst, unless an item is individually labelled otherwise. How trust works →
What do they do when something goes wrong?
What their public record shows about handling vulnerabilities and outages.
Do they tell you the awkward things unprompted?
How much this vendor volunteers before you have to ask.
Are they still shipping, or coasting?
Whether this vendor is visibly still building.
Nothing checked here yet — this is not a mark against Alt-N Technologies.
Stack-based buffer overflow in SecurityGateway.dll in Alt-N Technologies SecurityGateway 1.0.1 allows remote attackers to execute arbitrary code via a long user…
The WordClient interface in Alt-N Technologies MDaemon 9.6.5 allows remote attackers to cause a denial of service (NULL pointer dereference and application cras…
Stack-based buffer overflow in the IMAP server in Alt-N Technologies MDaemon 9.6.4 allows remote authenticated users to execute arbitrary code via a FETCH comma…
Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon c…
Absolute path traversal vulnerability in Alt-N Technologies WebAdmin 2.0.0 through 2.0.2 allows remote attackers with administrator privileges to (1) determine …
Stack-based buffer overflow in the IMAP server in Alt-N Technologies MDaemon 9.6.4 allows remote authenticated users to execute arbitrary code via a FETCH command with a long BODY.
Unspecified vulnerability in DomainPOP in Alt-N Technologies MDaemon before 9.61 allows remote attackers to cause a denial of service (crash) via malformed messages.
Unspecified vulnerability in WorldClient in Alt-N Technologies MDaemon before 9.50 has unknown impact and attack vectors related to a "JavaScript exploit."
Multiple unspecified vulnerabilities in MDaemon and WorldClient in Alt-N Technologies MDaemon before 9.50 allow attackers to cause a denial of service (memory consumption) via unspecified vectors resu…
Multiple heap-based buffer overflows in the POP3 server in Alt-N Technologies MDaemon before 9.0.6 allow remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary cod…
The GUI in Alt-N Technologies MDaemon 7.2 and earlier, including 6.8, executes child processes such as NOTEPAD.EXE with SYSTEM privileges when users create new files, which allows local users with phy…
Absolute path traversal vulnerability in Alt-N Technologies WebAdmin 2.0.0 through 2.0.2 allows remote attackers with administrator privileges to (1) determine the installation path by reading the con…
Directory traversal vulnerability in WorldClient.cgi in WorldClient for Alt-N Technologies MDaemon 5.0.5.0 and earlier allows local users to delete arbitrary files via a ".." (dot dot) in the Attachme…
Buffer overflow in WorldClient.cgi in WorldClient in Alt-N Technologies MDaemon 5.0.5.0 and earlier allows local users to execute arbitrary code via a long folder name (NewFolder parameter).
Alt-N Technologies Mdaemon 5.0 through 5.0.6 uses a weak encryption algorithm to store user passwords, which allows local users to crack passwords.
Alt-N Technologies MDaemon 5.0.5.0 and earlier creates a default MDaemon mail account with a password of MServer, which could allow remote attackers to send anonymous email.
Alt-N Technologies MDaemon 3.5.4 allows a remote attacker to create a denial of service via the URL request of a MS-DOS device (such as GET /aux) to (1) the Worldclient service at port 3000, or (2) th…
IMAP server in Alt-N Technologies MDaemon 3.5.6 allows a local user to cause a denial of service (hang) via long (1) SELECT or (2) EXAMINE commands.