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data breaches

CISA calls for “immediate emergency action” over F5 breach

F5

CISA calls for “immediate emergency action” over F5 breach

Nasdaq-listed firm is stonewalling over critical questions.

Oct 15, 2025 2 min read

Major MSP "Advanced" hacked: Says attack contained, as NHS customers lose services

Security

Major MSP "Advanced" hacked: Says attack contained, as NHS customers lose services

The Stack

Aug 8, 2022 2 min read

T-Mobile hack to cost it $500m after class action settlement

Security

T-Mobile hack to cost it $500m after class action settlement

The Stack

Jul 25, 2022 2 min read

Supplier hack had “scope to impact entire telco industry”: Vodafone

Security

Supplier hack had “scope to impact entire telco industry”: Vodafone

Jun 27, 2022 5 min read

Teenage hackers breached T-Mobile, grabbed 30k repos

Security

Teenage hackers breached T-Mobile, grabbed 30k repos

The Stack

Apr 23, 2022 2 min read

GitHub hacked, npm data stolen after 0auth tokens stolen in upstream breach

Security

GitHub hacked, npm data stolen after 0auth tokens stolen in upstream breach

Apr 19, 2022 4 min read

Okta's breach disclosure woes trigger fierce debate among CISOs, vendors

Security

Okta's breach disclosure woes trigger fierce debate among CISOs, vendors

The Stack

Mar 28, 2022 4 min read

Okta admits customers hit in data breach

Security

Okta admits customers hit in data breach

The Stack

Mar 23, 2022 3 min read

The Optionis data breach is worse than you can imagine. Here's why.

Security

The Optionis data breach is worse than you can imagine. Here's why.

The Stack

Feb 14, 2022 5 min read

Thousands of AWS customers leaking data CIDR block scan reveals

Security

Thousands of AWS customers leaking data CIDR block scan reveals

The Stack

Jan 24, 2022 2 min read

Cyber attack shuts down Red Cross family reunions

Security

Cyber attack shuts down Red Cross family reunions

The Stack

Jan 20, 2022 2 min read

Accenture customers hit in wake of consulting giant's ransomware attack

Security

Accenture customers hit in wake of consulting giant's ransomware attack

The Stack

Oct 18, 2021 2 min read

T-Mobile: Hacker brute-forced our customer servers

Security

T-Mobile: Hacker brute-forced our customer servers

The Stack

Aug 30, 2021 2 min read

NYSE-listed insurer hacked, sensitive data exposed

Featured

NYSE-listed insurer hacked, sensitive data exposed

The Stack

Aug 16, 2021 1 min read

SolarWinds customers under active attack (again) via RCE bug in file share tool Serv-U

Security

SolarWinds customers under active attack (again) via RCE bug in file share tool Serv-U

Jul 13, 2021 2 min read

BA settles class action lawsuit over 2018 data breach

Security

BA settles class action lawsuit over 2018 data breach

The Stack

Jul 6, 2021 2 min read

Blue chip customers' code targeted, after widely used software tool modified by hackers in supply chain attack

Security

Blue chip customers' code targeted, after widely used software tool modified by hackers in supply chain attack

The Stack

Apr 19, 2021 2 min read

Sensitive internal and stakeholder data stolen from Shell in Accellion hack

Security

Sensitive internal and stakeholder data stolen from Shell in Accellion hack

The Stack

Mar 24, 2021 2 min read

Mimecast hackers accessed production environment; downloaded source code; extracted service account creds.

Security

Mimecast hackers accessed production environment; downloaded source code; extracted service account creds.

The Stack

Mar 18, 2021 2 min read

UPDATED: Qualys data breach came via Accellion FTA attack: No Qualys systems affected.

Featured

UPDATED: Qualys data breach came via Accellion FTA attack: No Qualys systems affected.

Mar 3, 2021 2 min read

SonicWall says VPN *is* safe after 0day breach of its mobile access tool - SMA 100 requires remediation.

Security

SonicWall says VPN is safe after 0day breach of its mobile access tool - SMA 100 requires remediation.

The Stack

Jan 25, 2021 2 min read