Mimecast to cut 4% of workforce in restructuring as breach probe continues

More than half of Mimecast's business stems from protecting Office 365, which has become a significant target for cyberattacks, Mimecast CEO Peter Bauer said.

By David Jones • Feb. 4, 2021

Cyberattacks cost financial firms $4.7M on average last year: report

Weak endpoints and a lack of policy enforcement are imposing extra costs on companies as home-based workers remain vulnerable.

By David Jones • Jan. 28, 2021

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Managing identity sprawl

Cyber threat actors know the simplest way to hack into an enterprise and remain under the radar is with stolen, legitimate user credentials -- and cloud services and AI are making managing and securing digital identities more challenging than ever.

By Cybersecurity Dive staff

Actors behind Ryuk testing different operations, challenging attribution

Ransomware's most prominent threat groups are forcing companies to make the malware a permanent part of their threat models. 

By Samantha Schwartz • Jan. 26, 2021

Cyberthreat trends in the remote work landscape

With more workers logging in from home, companies face new cybersecurity challenges and opportunities.

By David Jones • Jan. 25, 2021

Cyber defense panel sees more private sector coordination following SolarWinds

Defense and intelligence experts say federal agencies need to strengthen private sector support, intelligence sharing to prevent the next big nation-state attack. 

By David Jones • Jan. 20, 2021

Malwarebytes attack linked to SolarWinds' nation-state actors, CEO says

Microsoft notified the cybersecurity firm of a compromise involving Office 365 and Azure consistent with prior nation-state attacks.

By David Jones • Jan. 20, 2021

Financial services companies embrace cloud as security concerns grow

Equifax CISO and a study from Nutanix address how investing in cloud security helps to protect sensitive financial data.

By David Jones • Jan. 15, 2021

Mimecast attributes supply chain attack to SolarWinds' hackers

The global email security provider was hit by a malicious attack that compromised a certificate used to authenticate some Microsoft 365 products. 

By David Jones • Updated Jan. 26, 2021

Hackers accessed cloud services using phishing, 'pass-the-cookie' attacks, CISA says

In one case, the agency found threat actors accessed a user's account "with proper multi-factor authentication," circumventing the favored security method. 

By Samantha Schwartz • Jan. 14, 2021

Attackers used password spraying, guessing in SolarWinds hack

As experts investigate the damage, the latest CISA update points to a constant in cybersecurity: weak passwords.

By Samantha Schwartz • Jan. 11, 2021

With cyber bureau, State Department brings diplomacy to threat landscape

CISOs and security experts see the federal bureau as a potential bridge to help align the government and private sector as nation-states pose increased threats. 

By David Jones • Updated Jan. 11, 2021

Poor software quality cost businesses $2 trillion last year and put security at risk

The COVID-19 pandemic played a role in the rise of operational software failure, said the Consortium for Information & Software Quality. 

By Roberto Torres • Jan. 11, 2021

Fast-growing gaming industry faces rising threat of account compromise

A report from KELA shows one million compromised accounts and thousands of leaked employee credentials in underground markets. 

By David Jones • Jan. 5, 2021

Defending the unknown: Companies may not be getting the full story on cyberthreats

Because of the way some data is presented, there is no way to know what vital information might be missing.

By Sue Poremba • Jan. 4, 2021

How one hospital is defending against ransomware

By the time the Ryuk ransomware alert was issued, Rush Memorial Hospital had at least two risk mitigation measures: improved backup as a service and a systems engineer with an evasion plan. 

By Samantha Schwartz • Dec. 22, 2020

Tracking SolarWinds cyberattack fallout, play-by-play

As more companies are discovering impact from the SolarWinds hack, attention is turning toward far-reaching supply chain vulnerabilities. 

By Samantha Schwartz , David Jones , Naomi Eide , Katie Malone • Updated Jan. 4, 2021

CISA warns of more backdoors beyond SolarWinds Orion

The extent of compromised data is not disclosed. What is clear? Threat actors relied on the supply chain for widespread access.

By Samantha Schwartz • Dec. 17, 2020

Microsoft to begin blocking binaries linked to SolarWinds cyberattack

Microsoft Defender Antivirus will quarantine the trojan before it can begin processing, though the company said "it may not be simple to remove the product from service."

By Samantha Schwartz • Dec. 16, 2020

IT execs face growing pressure to balance security with productivity

Companies are caught between competing interests as remote workers offset digital security needs with work-life balance.

By David Jones • Dec. 14, 2020

Federal agencies warn of heightened cyberthreats against K-12 schools

Cyberattackers are trying to steal data and disrupt remote learning as COVID-19 continues to impact schools, the FBI, CISA and MS-ISAC said. 

By David Jones • Dec. 11, 2020

NSA calls out Russia-backed exploit of VMware virtual workspace platform

Network administrators in defense and national security were warned to patch systems where bad actors can gain access to data.

By David Jones • Dec. 8, 2020

State of K-12 cybersecurity, from traditional IT to classroom lessons

Panelists at the annual ed tech conference last week told educators about the importance of cybersecurity practices as schools are targeted for disruptions and unauthorized disclosures. 

By Roger Riddell • Dec. 7, 2020

Why some industries are more secure than others

Threats go beyond industry and target organizations depending on business size. Company size is a factor, but so is investment in cyber defense. 

By Sue Poremba • Dec. 7, 2020

Kmart's reported ransomware attack highlights ongoing threat to retail

Egregor is emerging as growing cyberthreat as the pandemic shifts holiday shopping even further toward e-commerce.

By David Jones • Dec. 4, 2020

NERC expands IT-focused cybersecurity program as hackers target grid operations tech

Previously focused on utility operations IT, the Cybersecurity Risk Information Sharing Program will now include two pilots scanning for threats to operational technologies.

By Robert Walton • Dec. 4, 2020