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How to Spot and Avoid Phishing Attacks: A Practical Guide

Phishing remains one of the most common ways small businesses get compromised, precisely because it targets people rather than technical vulnerabilities — no firewall or password manager fully protects against an employee being convincingly tricked into handing over credentials or clicking a malicious link. This guide covers the specific patterns that distinguish phishing attempts from legitimate communication, and the practical habits that meaningfully reduce your team’s risk.

Why phishing works, even on careful people

Modern phishing attempts have moved well past the obviously poorly written emails many people picture. Well-crafted phishing messages convincingly mimic real services, use urgency and authority to short-circuit careful evaluation, and increasingly arrive through channels beyond email — text messages, phone calls, and even direct messages on workplace chat tools. The goal is always to prompt a fast, unconsidered action: clicking a link, entering credentials, or approving a request, before the target has a chance to pause and evaluate it critically.

Common patterns across phishing attempts

Urgency and consequence framing. Messages claiming an account will be suspended, a payment is overdue, or immediate action is required to avoid a negative consequence are designed specifically to prompt fast action before careful review. Legitimate services rarely demand this kind of immediate, high-pressure response for routine account matters.

Slightly altered sender domains. A phishing email impersonating a known service often comes from a domain that looks similar to the real one at a glance but differs subtly — an extra character, a different top-level domain, or a lookalike substitution. Checking the actual sender address carefully, not just the display name shown by default in most email clients, catches a meaningful portion of phishing attempts.

Requests to bypass normal process. A message claiming to be from a executive or vendor requesting an unusual action — an urgent wire transfer, a request to purchase gift cards, a change to standard payment details — outside your organization’s normal approval process is a well-documented pattern known as business email compromise, and should be verified through a separate communication channel before acting, regardless of how convincing the message appears.

Verifying suspicious email link before clicking

Verifying links before clicking

Hovering over a link (without clicking) on desktop typically reveals the actual destination URL in your browser or email client, which can be compared against where the link claims to lead. A link displayed as your bank’s name but actually pointing to an unrelated or slightly altered domain is a clear red flag. On mobile devices, where hovering is not possible, a long-press on a link often reveals the same information before committing to tapping it.

When in doubt about a link’s legitimacy, navigate to the service directly by typing its known address into your browser rather than clicking the link in the message at all, then check your account through that direct navigation instead.

Why passkeys and hardware keys specifically resist phishing

As covered in our passkeys guide, these newer authentication methods are cryptographically bound to the legitimate website’s actual domain, meaning they simply will not function on a convincing fake login page, regardless of how visually identical it appears to a human. This is a meaningful structural advantage over a typed password or even a typed two-factor code, both of which a sufficiently convincing fake page can still capture from an unsuspecting user.

Adopting passkeys and hardware security keys where available, as covered in our two-factor authentication guide, is one of the few defenses that protects even against a phishing attempt convincing enough to fool a careful, well-trained person.

Attachment-based phishing and malware delivery

Beyond credential-harvesting links, a significant portion of phishing attempts deliver malware through seemingly routine attachments — an invoice, a shipping notification, a document requiring “enabling macros” to view properly. This last pattern specifically, a document prompting you to enable macros or editing mode to see content, is a well-documented malware delivery mechanism and should be treated with particular suspicion, especially from an unexpected sender or an unexpected document type from a known sender.

Establish a team norm of verifying unexpected attachments through a separate channel before opening them, particularly file types uncommon in your normal business communication (an executable file, a compressed archive from an unfamiliar sender) and any document specifically requesting elevated permissions or macro execution to display its content.

Recognizing convincing brand impersonation

Sophisticated phishing attempts increasingly reproduce a legitimate brand’s actual visual design closely — correct logos, matching color schemes, and professional formatting that older, more obviously fake phishing attempts lacked. Visual polish alone is no longer a reliable signal of legitimacy, which is exactly why checking the underlying technical details (actual sender domain, actual link destination) matters more than how professional or convincing a message looks on the surface.

This shift is part of why relying purely on “does this look legitimate” as your evaluation method has become less reliable over time, reinforcing the value of technical verification habits and phishing-resistant authentication methods discussed elsewhere in this guide, rather than depending entirely on visual judgment.

Training your team without relying purely on a single training session

A one-time phishing awareness training, while a reasonable starting point, tends to fade in effectiveness over time without reinforcement. Periodic, low-key simulated phishing tests (several affordable tools exist specifically for small businesses) help maintain awareness in a practical, ongoing way, and identify specific team members who may benefit from additional targeted training, rather than treating security awareness as a single checkbox completed once during onboarding.

Frame this training around specific, realistic examples relevant to your actual business — the types of vendors, clients, and internal communications your team genuinely encounters — rather than generic, abstract phishing examples that may not resemble what your team would actually see in practice.

What to do if someone clicks a phishing link or enters credentials

Establish a clear, blame-free process for reporting a suspected phishing incident immediately, rather than an environment where an employee who clicked a bad link feels compelled to hide it out of embarrassment or fear of consequences, which delays the response and increases actual damage. If credentials were entered on a phishing page, change the affected password immediately (and any other account using the same or a similar password) and review the account’s recent activity for anything unauthorized.

If the phishing attempt specifically targeted a shared or particularly sensitive account, consider whether other team members with access to the same account or system should also be notified and prompted to review their own recent activity, since a targeted attack against one person is sometimes part of a broader attempt against your organization.

Email authentication as a technical backstop

Beyond training your team to recognize phishing attempts, technical email authentication standards (SPF, DKIM, and DMARC, covered in detail in our email security guide) help prevent attackers from successfully spoofing your own company’s domain in phishing attempts sent to your clients or partners, protecting your organization’s reputation alongside your own team’s direct exposure to phishing.

Frequently asked questions

Are phishing simulation tools worth the cost for a small team?
For teams handling any sensitive data or financial transactions, the relatively modest cost of a phishing simulation tool is generally worthwhile compared to the potential cost of a successful attack, which can include direct financial loss, incident response costs, and reputational damage with clients.

How can we verify a suspicious request claiming to be from a vendor or executive?
Contact the person or vendor directly through a separate, previously known communication channel — a phone number you already have on file, not one provided in the suspicious message itself — rather than replying directly to the message in question or using contact information it provides.

Do phishing attempts only come through email?
No — phishing (and the related “smishing” for SMS-based attempts and “vishing” for voice call-based attempts) increasingly targets text messages, phone calls, and workplace chat platforms, using the same core psychological patterns of urgency and impersonation regardless of the specific channel.

Is it possible to completely eliminate phishing risk for a small team?
Not entirely, since phishing specifically targets human judgment rather than a fixable technical flaw, but combining team training, phishing-resistant authentication methods like passkeys, and clear reporting processes meaningfully reduces both the likelihood of a successful attempt and the potential damage if one does succeed.

Should we forward suspected phishing emails to anyone, like our email provider or IT security?
Most major email providers offer a built-in “report phishing” option that helps improve their filtering for other users, and it is worth using this in addition to your internal reporting process. If your team uses a managed security service or has an outsourced IT provider, confirm with them whether they want suspected phishing forwarded directly for their own threat tracking as well.

For more on protecting your team’s accounts and communications, see our two-factor authentication guide and full hardening guides section.

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