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Configure signature algorithm when using public key jwt decoder 

See gh-20523
This commit is contained in:
Michael Kreis 2020-03-13 13:01:02 +01:00 committed by Stephane Nicoll
parent a2d70d46e1
commit 69e33d6e62
1 changed files with 2 additions and 1 deletions
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spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/resource/servlet/OAuth2ResourceServerJwtConfiguration.java
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@ -78,7 +78,8 @@ class OAuth2ResourceServerJwtConfiguration {
JwtDecoder jwtDecoderByPublicKeyValue() throws Exception { JwtDecoder jwtDecoderByPublicKeyValue() throws Exception {
RSAPublicKey publicKey = (RSAPublicKey) KeyFactory.getInstance("RSA") RSAPublicKey publicKey = (RSAPublicKey) KeyFactory.getInstance("RSA")
.generatePublic(new X509EncodedKeySpec(getKeySpec(this.properties.readPublicKey()))); .generatePublic(new X509EncodedKeySpec(getKeySpec(this.properties.readPublicKey())));
return NimbusJwtDecoder.withPublicKey(publicKey).build(); return NimbusJwtDecoder.withPublicKey(publicKey)
.signatureAlgorithm(SignatureAlgorithm.from(this.properties.getJwsAlgorithm())).build();
} }
private byte[] getKeySpec(String keyValue) { private byte[] getKeySpec(String keyValue) {