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andreagomez

IT and cybersecurity enthusiast. I enjoy tinkering with networks, systems, and security tools — and documenting what I learn along the way.

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Postfix relay policy is an ordered trust decision

Postfix relay policy is an ordered trust decision

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3 min read

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Sudo command digests do not remove executable trust

Sudo command digests do not remove executable trust

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2 min read
Mailtrain title matches show a broad mailing-list footprint

Mailtrain title matches show a broad mailing-list footprint

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2 min read
DVC inventory should follow remotes and credential files

DVC inventory should follow remotes and credential files

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3 min read
Detecting Exposure to CVE-2026-44494 in Container Builds

Detecting Exposure to CVE-2026-44494 in Container Builds

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3 min read
Xerox FreeFlow v2 and v7: The CVE-2026-21932 Version Split

Xerox FreeFlow v2 and v7: The CVE-2026-21932 Version Split

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3 min read
CVE-2026-108452: turning SharePoint exposure data into a patch decision

CVE-2026-108452: turning SharePoint exposure data into a patch decision

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3 min read
Java Serialization Filters Need an Explicit Class Policy

Java Serialization Filters Need an Explicit Class Policy

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3 min read
Tenant boundaries in WebAuthn start with the RP ID

Tenant boundaries in WebAuthn start with the RP ID

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4 min read
Passbolt exposure review starts with key trust and session boundaries

Passbolt exposure review starts with key trust and session boundaries

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3 min read
Octopus Deploy Console Discovery for Deployment Authority

Octopus Deploy Console Discovery for Deployment Authority

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2 min read
Mealie's API documentation and signup settings need an explicit public boundary

Mealie's API documentation and signup settings need an explicit public boundary

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2 min read
Operational response to the BIND GSS-TSIG memory corruption flaw

Operational response to the BIND GSS-TSIG memory corruption flaw

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3 min read
MTA-STS improves SMTP transport security only when policy caching is understood

MTA-STS improves SMTP transport security only when policy caching is understood

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2 min read
Vikunja's 540 application matches and 1,705 titles point to shares and token scope

Vikunja's 540 application matches and 1,705 titles point to shares and token scope

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2 min read
Measuring CVE-2026-105483 exposure without overstating it

Measuring CVE-2026-105483 exposure without overstating it

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4 min read
Elasticsearch API keys inherit an identity as well as a privilege list

Elasticsearch API keys inherit an identity as well as a privilege list

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4 min read
Checkmk exposure includes agent registration and monitoring trust

Checkmk exposure includes agent registration and monitoring trust

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3 min read
Faveo answers 1 app fingerprint and 122 title matches, and its API defaults need verification

Faveo answers 1 app fingerprint and 122 title matches, and its API defaults need verification

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3 min read
Continuous exposure checks for Onamae-linked domains and certificates: what ZoomEye can answer

Continuous exposure checks for Onamae-linked domains and certificates: what ZoomEye can answer

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3 min read
A Kubernetes admission match condition can silence the policy it was meant to enforce

A Kubernetes admission match condition can silence the policy it was meant to enforce

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2 min read
InvenioRDM's small title count still carries a record-access decision

InvenioRDM's small title count still carries a record-access decision

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3 min read
A cached sudo timestamp is a policy decision with a lifetime

A cached sudo timestamp is a policy decision with a lifetime

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2 min read
Chibisafe exposure begins at upload policy, not the download link

Chibisafe exposure begins at upload policy, not the download link

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2 min read
Coturn exposure: an unauthenticated TURN server is a relay, not a discovery endpoint

Coturn exposure: an unauthenticated TURN server is a relay, not a discovery endpoint

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3 min read
HomeBox title matches are an inventory lead, not proof of exposed inventory

HomeBox title matches are an inventory lead, not proof of exposed inventory

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2 min read
Critical infrastructure under SafePay pressure: a 30-day exposure reduction plan

Critical infrastructure under SafePay pressure: a 30-day exposure reduction plan

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3 min read
Why `suid_dumpable=2` Needs a Pipeline Check

Why `suid_dumpable=2` Needs a Pipeline Check

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3 min read
What a DocuSeal Count Says About the Signing Boundary

What a DocuSeal Count Says About the Signing Boundary

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3 min read
Separate etcd peer and client trust before scaling the cluster

Separate etcd peer and client trust before scaling the cluster

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3 min read
Apache APISIX Admin API exposure starts with a credential boundary

Apache APISIX Admin API exposure starts with a credential boundary

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3 min read
Coolify discovery must include team roles, API tokens, and host control

Coolify discovery must include team roles, API tokens, and host control

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3 min read
Weblate title matches need project-access context

Weblate title matches need project-access context

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4 min read
What a ZoomEye match for Go does not say about CVE-2026-111943

What a ZoomEye match for Go does not say about CVE-2026-111943

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3 min read
TeamCity Exposure Turns Project Visibility into Build Authority

TeamCity Exposure Turns Project Visibility into Build Authority

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3 min read
Service worker scope is an application security boundary

Service worker scope is an application security boundary

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3 min read
S3 Object Lock governance mode still has an escape hatch

S3 Object Lock governance mode still has an escape hatch

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3 min read
Meilisearch app fingerprints still need key-scope checks

Meilisearch app fingerprints still need key-scope checks

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2 min read
Dify deployments need a boundary between app keys and console authority

Dify deployments need a boundary between app keys and console authority

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3 min read
Wazuh Exposure Reviews Should Start With API and RBAC Evidence

Wazuh Exposure Reviews Should Start With API and RBAC Evidence

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3 min read
Prioritizing CVE-2026-60004: why CISA KEV changes the response

Prioritizing CVE-2026-60004: why CISA KEV changes the response

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3 min read
StreamSets title results show a service population that the application field misses

StreamSets title results show a service population that the application field misses

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2 min read
Certificate Transparency monitoring needs ownership rules

Certificate Transparency monitoring needs ownership rules

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2 min read
MCP tool authorization needs the request, token, and tool in one decision

MCP tool authorization needs the request, token, and tool in one decision

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4 min read
OpenSearch Dashboards discovery should connect each candidate to a tenant and role

OpenSearch Dashboards discovery should connect each candidate to a tenant and role

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3 min read
Langfuse discovery needs project scope and prompt-data retention

Langfuse discovery needs project scope and prompt-data retention

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3 min read
Inventoring Mosquitto brokers before testing topic authorization

Inventoring Mosquitto brokers before testing topic authorization

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3 min read
MinIO consoles expand the object-storage attack surface

MinIO consoles expand the object-storage attack surface

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3 min read
MLflow's Prompt Source Validation Left the Default Server Exposed to File Reads

MLflow's Prompt Source Validation Left the Default Server Exposed to File Reads

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3 min read
Eleven MiCollab Titles Show How Small Counts Can Still Start a Review

Eleven MiCollab Titles Show How Small Counts Can Still Start a Review

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3 min read
The Dependency You Never Inventory: CVE-2026-44236 in Client Libraries

The Dependency You Never Inventory: CVE-2026-44236 in Client Libraries

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3 min read
From Advisory to Patch: Running an Emergency Change for CVE-2026-92248

From Advisory to Patch: Running an Emergency Change for CVE-2026-92248

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2 min read
78,241 Consul Fingerprints: The Control Plane That Maps Your Whole Network

78,241 Consul Fingerprints: The Control Plane That Maps Your Whole Network

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3 min read
Six Linux kernel reports, one public root exploit, and no CVE to track them by

Six Linux kernel reports, one public root exploit, and no CVE to track them by

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4 min read
GoAnywhere: 631 answers for a managed file transfer tier that already had its incident

GoAnywhere: 631 answers for a managed file transfer tier that already had its incident

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3 min read
Legacy Plaintext Ports Outnumber Everything Else

Legacy Plaintext Ports Outnumber Everything Else

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3 min read
The read-only disk mount that left no trace on the server

The read-only disk mount that left no trace on the server

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3 min read
NGINX 1.30.6/1.31.7: Why the Medium Rating Understates Three CVSS 9.2 Bugs

NGINX 1.30.6/1.31.7: Why the Medium Rating Understates Three CVSS 9.2 Bugs

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3 min read
Shadow Media Servers: When a Plex Box on the Corporate LAN Becomes an Incident

Shadow Media Servers: When a Plex Box on the Corporate LAN Becomes an Incident

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4 min read
3,394 titles for a CRM that has no fingerprint: counting erxes, and the 9.8 that outlived its patch

3,394 titles for a CRM that has no fingerprint: counting erxes, and the 9.8 that outlived its patch

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4 min read
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