Zacks (2024)
HIGH RISKData breach — June 2024
In June 2024, the investment research company Zacks was allegedly breached, and data was later published to a popular hacking forum. This comes after a separate Zacks data breach confirmed by the organisation in 2023 with the subsequent breach disclosing millions of additional records representing a superset of data from the first incident. The 2024 breach included 12M unique email addresses along with IP and physical addresses, names, usernames, phone numbers and unsalted SHA-256 password hashes. Zacks did not respond to multiple attempts to contact them about the incident.
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What happened in the Zacks (2024) data breach?
In June 2024, the investment research company Zacks was allegedly breached, and data was later published to a popular hacking forum. This comes after a separate Zacks data breach confirmed by the organisation in 2023 with the subsequent breach disclosing millions of additional records representing a superset of data from the first incident. The 2024 breach included 12M unique email addresses along with IP and physical addresses, names, usernames, phone numbers and unsalted SHA-256 password hashes. Zacks did not respond to multiple attempts to contact them about the incident.
The exposed data included 7 types of personal information. Because passwords were exposed, users who reused their password on other sites are at particular risk. Learn more about what a data breach means for you.
Quick answer — was Zacks (2024) hacked?
Yes. Zacks (2024) was breached in June 2024. The breach exposed 11,994,223 records including email addresses, ip addresses, names. This breach has been independently verified. If your email was involved, your data may still be at risk today. Check if you were affected.
Why was the Zacks (2024) breach so dangerous?
The Zacks (2024) breach exposed 11,994,223 records — that is 12.0M people whose personal data is now circulating on the dark web. The combination of email addresses, ip addresses, names makes this a high-risk breach that requires immediate action.
Because passwords were exposed, attackers can use credential stuffing to automatically test your Zacks (2024) password against hundreds of other websites. If you reused your password anywhere, those accounts are now at risk. Read more about what happens to your data after a breach.
Don't wait to find out — check if your email was exposed in this breach now.
What data was stolen in the Zacks (2024) breach?
Email addresses — used for phishing attacks and credential stuffing against your other accounts
IP addresses — combined with other data, used for identity theft and physical fraud
Names — used to build profiles and target you with personalised scams
Passwords — can be used to access your accounts directly or cracked to reveal your actual password
Phone numbers — enables SIM swapping attacks and targeted SMS phishing scams
Physical addresses — combined with other data, used for identity theft and physical fraud
Usernames — used to build profiles and target you with personalised scams
Is the Zacks (2024) breach still dangerous in 2026?
Yes. Stolen data from the Zacks (2024) breach remains dangerous years after the incident. Research shows that over 65% of stolen credentials from older breaches have never been changed by the account holders. Attackers routinely compile data from multiple breaches to build complete profiles, and credentials from 2024 are still actively used in credential stuffing attacks today.
Personal information like email addresses, phone numbers, and dates of birth never expire. Even if you changed your Zacks (2024) password, the other exposed data can be combined with information from other breaches to target you. Learn more about how long stolen data stays dangerous.
Frequently asked about the Zacks (2024) breach
Approximately 11,994,223 user records were exposed in the Zacks (2024) breach in June 2024.
Yes. Leaked credentials are actively used in credential stuffing attacks years after a breach. If you reused your Zacks (2024) password elsewhere and haven't changed it, those accounts remain at risk today.
Enter your email in the free checker on EmailLeaked. We scan 12 billion+ breach records including the full Zacks (2024) dataset and tell you instantly whether your email was exposed and what data was taken.
Change your Zacks (2024) password immediately, change any other account where you used the same password, enable two-factor authentication on all important accounts, and monitor for phishing emails over the next 90 days.
Who was affected by the Zacks (2024) breach?
The Zacks (2024) data breach affected approximately 11,994,223 users who had accounts with the service. With 12.0M records exposed, this is one of the larger breaches tracked in our database of 970+ known breaches.
If you ever created an account with Zacks (2024) or used their services, your data may have been included in this breach. Check your email now to find out. You can also read our guide on what to do immediately after a data breach.
If your email was in the Zacks (2024) breach
Change your Zacks (2024) password immediately
Go to Zacks (2024) and change your password right now. Use a strong, unique password that you have never used anywhere else.
Change any account sharing that password
If you used the same password on other sites, change it on every one of them. Attackers test stolen credentials on hundreds of popular sites within hours.
Enable two-factor authentication
Turn on 2FA on Zacks (2024) and every important account. Even if your password is known, attackers cannot get in without the second factor.
Check your other accounts for this breach
Run a full email check to see every breach your email appears in — not just this one.
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