Arielle Waldman

Boston

Features Writer at Dark Reading

Features writer @DarkReading ✍️ | Traveler | TV-binger | Aspiring poet

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Articles

Docuseries Explores Mental, Physical Hardships of CISOs

3 weeks ago | darkreading.com | Arielle Waldman

Personalised advertising and content, advertising and content measurement, audience research and services developmentStore and/or access information on a deviceYou can choose how your personal data is used.
SecOps Need to Tackle AI Hallucinations to Improve Accuracy

3 weeks ago | darkreading.com | Arielle Waldman

While Artificial Intelligence (AI) benefits security operations (SecOps) by speeding up threat detection and response processes, hallucinations can generate false alerts and lead teams on a wild goose chase. AI hallucinations, which largely affect large language models (LLMs), produce incorrect, misleading, or biased information. However, unsuspecting users may accept those responses as legitimate and confidently make decisions based on them.
EMR-ISAC shuts down: What happens now?

3 weeks ago | threatbeat.com | Arielle Waldman

Skip to content NEW Security news and analysis brought to you by the McCrary Institute | READ MORE → By Arielle Waldman • Jun 05, 2025 The Emergency Management and Response – Information Sharing and Analysis Center (EMR-ISAC) is the latest entity to take a hit amid budget cuts and the reorganization of the federal bureaucracy.
What Happens Now?

3 weeks ago | darkreading.com | Arielle Waldman

The Emergency Management and Response - Information Sharing and Analysis Center (EMR-ISAC) is the latest entity to take a hit amidst budget cuts and the reorganization of the federal bureaucracy. Last week, EMR-ISAC, which focuses on securing critical infrastructure and emergency services, announced it would shut down, effective June 1.
NSA, CISA Urge Organizations to Secure Data Used in AI Models

4 weeks ago | darkreading.com | Arielle Waldman

A new artificial intelligence (AI) data security guidance encourages organizations to secure the data used by AI applications, an important consideration as AI use skyrockets while security lags behind. The guidance was issued jointly by the National Security Agency’s (NSA) Artificial Intelligence Security Center (AISC), the Cybersecurity and Infrastructure Security Agency (CISA), the National Security Agency (NSA), and the Federal Bureau of Investigation.
CISA Issues SOAR, SIEM Implementation Guidance

4 weeks ago | darkreading.com | Arielle Waldman

The Cybersecurity and Infrastructure Security Agency (CISA) and Australian Cyber Security Centre (ACSC) released new guidance this week on procuring, implementing, and maintaining Security Information and Event Management (SIEM) and Security Orchestration, Automation, and Response (SOAR) platforms. SIEM and SOAR help organizations collect and analyze data from firewalls, endpoints, and applications to better detect and respond to cybersecurity incidents.
UK Retail Cyberattacks May Drive Up US Insurance Premiums

1 month ago | darkreading.com | Arielle Waldman

Retailers in the United States are on high alert following a wave of attacks against high-profile stores in the United Kingdom. The attacks will likely influence insurance premiums and policy requirements, but to what extent? There have been multiple reports of ransomware attacks against major UK retailers, including the Co-Op Group, Marks and Spencer, and London luxury store Harrods, over the past few months.
Regeneron Pledges Privacy Protection in $256M Bid for 23andMe

1 month ago | darkreading.com | Arielle Waldman

Pharmaceutical company Regeneron Pharmaceuticals announced plans to buy DNA testing firm 23andMe out of bankruptcy and pledged to maintain existing privacy practices to safeguard customers' genetic data. 23andMe filed for voluntary Chapter 11 bankruptcy in March and announced it would pursue a sale.
Valarian Unveils Data Management Platform Designed for Government Use

1 month ago | darkreading.com | Arielle Waldman

Data security is a prominent concern for organizations, and many are adjusting to a new way of thinking in order to address the rising number of leaks and breaches. London-based data management startup Valarian emerged from stealth last week with $20 million in funding to launch the Valarian Defence platform. The platform aims to boost organizations' security postures with a built-in "control-first" approach to managing and protecting critical data, including communications.
Using a Calculator to Take Guesswork Out of Measuring Cyber Risk

1 month ago | darkreading.com | Arielle Waldman

Organizations need to understand their risk profiles to implement more proactive security measures as attacks increase in both number and severity, but that measuring cyber risk can be difficult because there are so many variables to account for. Assessments depend on several evolving variables, such as an organization's number of employees, financial records or personally identifiable information (PII), security controls already in place, and threats that pose the highest risk.