Use correct comparison operator when checking host fingerprints

Kiesel Sebastian · Kiesel Sebastian · commit f8e1569d1809 · 2026-03-20T14:22:31.000+01:00
on-behalf-of: e-solutions-GmbH &lt;info@esolutions.de&gt;
diff --git a/src/PhpseclibV3/SftpConnectionProvider.php b/src/PhpseclibV3/SftpConnectionProvider.php
@@ -126,7 +126,7 @@ private function checkFingerprint(SFTP $connection): void
             : [$this->hostFingerprint];
 
         foreach ($expectedFingerprints as $expectedFingerprint) {
-            if (0 !== strcasecmp($expectedFingerprint, $fingerprint)) {
+            if (0 === strcasecmp($expectedFingerprint, $fingerprint)) {
                 return;
             }
         }

Original file line number	Diff line number	Diff line change
`@@ -126,7 +126,7 @@ private function checkFingerprint(SFTP $connection): void`
`126`	`126`	`: [$this->hostFingerprint];`
`127`	`127`
`128`	`128`	`foreach ($expectedFingerprints as $expectedFingerprint) {`
`129`		`- if (0 !== strcasecmp($expectedFingerprint, $fingerprint)) {`
	`129`	`+ if (0 === strcasecmp($expectedFingerprint, $fingerprint)) {`
`130`	`130`	`return;`
`131`	`131`	`}`
`132`	`132`	`}`