defender: allow to impose a delay between login attempts

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>

README.md

@@ -53,15 +53,15 @@ You can use SFTPGo for free, respecting the obligations of the Open Source licen
 
 Use [discussions](https://github.com/drakkan/sftpgo/discussions) to ask questions and get support from the community.
 
-If you report an invalid issue and/or ask for step-by-step support, your issue will be closed as invalid without further explanation. Invalid bug reports left open may confuse other users. Thanks for understanding.
+If you report an invalid issue and/or ask for step-by-step support, your issue will be closed as invalid without further explanation and/or the "support request" label will be added. Invalid bug reports may confuse other users. Thanks for understanding.
 
 ## Documentation
 
 You can read more about supported features and documentation at [sftpgo.github.io](https://sftpgo.github.io/).
 
 ## Release Cadence
 
-SFTPGo releases are feature-driven, we don't have a fixed time based schedule. As a rough estimate, you can expect 1 or 2 new releases per year.
+SFTPGo releases are feature-driven, we don't have a fixed time based schedule. As a rough estimate, you can expect 1 or 2 new major releases per year and several bug fix releases.
 
 ## Acknowledgements
 

go.mod

@@ -9,15 +9,15 @@ require (
 	github.com/GehirnInc/crypt v0.0.0-20230320061759-8cc1b52080c5
 	github.com/alexedwards/argon2id v1.0.0
 	github.com/amoghe/go-crypt v0.0.0-20220222110647-20eada5f5964
-	github.com/aws/aws-sdk-go-v2 v1.26.1
-	github.com/aws/aws-sdk-go-v2/config v1.27.13
-	github.com/aws/aws-sdk-go-v2/credentials v1.17.13
-	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.1
-	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.16.18
-	github.com/aws/aws-sdk-go-v2/service/marketplacemetering v1.21.5
-	github.com/aws/aws-sdk-go-v2/service/s3 v1.54.0
-	github.com/aws/aws-sdk-go-v2/service/secretsmanager v1.28.7
-	github.com/aws/aws-sdk-go-v2/service/sts v1.28.7
+	github.com/aws/aws-sdk-go-v2 v1.27.0
+	github.com/aws/aws-sdk-go-v2/config v1.27.15
+	github.com/aws/aws-sdk-go-v2/credentials v1.17.15
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.16.3
+	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.16.20
+	github.com/aws/aws-sdk-go-v2/service/marketplacemetering v1.21.7
+	github.com/aws/aws-sdk-go-v2/service/s3 v1.54.2
+	github.com/aws/aws-sdk-go-v2/service/secretsmanager v1.28.9
+	github.com/aws/aws-sdk-go-v2/service/sts v1.28.9
 	github.com/bmatcuk/doublestar/v4 v4.6.1
 	github.com/cockroachdb/cockroach-go/v2 v2.3.8
 	github.com/coreos/go-oidc/v3 v3.10.0
@@ -42,7 +42,7 @@ require (
 	github.com/lithammer/shortuuid/v3 v3.0.7
 	github.com/mattn/go-sqlite3 v1.14.22
 	github.com/mhale/smtpd v0.8.3
-	github.com/minio/sio v0.3.1
+	github.com/minio/sio v0.4.0
 	github.com/otiai10/copy v1.14.0
 	github.com/pires/go-proxyproto v0.7.0
 	github.com/pkg/sftp v1.13.7-0.20240410063531-637088883317
@@ -73,30 +73,30 @@ require (
 	golang.org/x/sys v0.20.0
 	golang.org/x/term v0.20.0
 	golang.org/x/time v0.5.0
-	google.golang.org/api v0.180.0
+	google.golang.org/api v0.181.0
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1
 )
 
 require (
 	cloud.google.com/go v0.113.0 // indirect
-	cloud.google.com/go/auth v0.4.1 // indirect
+	cloud.google.com/go/auth v0.4.2 // indirect
 	cloud.google.com/go/auth/oauth2adapt v0.2.2 // indirect
 	cloud.google.com/go/compute/metadata v0.3.0 // indirect
 	cloud.google.com/go/iam v1.1.8 // indirect
 	filippo.io/edwards25519 v1.1.0 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.8.0 // indirect
 	github.com/ajg/form v1.5.1 // indirect
 	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.6.2 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.5 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.5 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.3.7 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.6.7 // indirect
 	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.0 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/v4a v1.3.5 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/v4a v1.3.7 // indirect
 	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.11.2 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.3.7 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.7 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.17.5 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sso v1.20.6 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.24.0 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.3.9 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.11.9 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.17.7 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.20.8 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.24.2 // indirect
 	github.com/aws/smithy-go v1.20.2 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/boombuler/barcode v1.0.1 // indirect
@@ -173,9 +173,9 @@ require (
 	golang.org/x/text v0.15.0 // indirect
 	golang.org/x/tools v0.21.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
-	google.golang.org/genproto v0.0.0-20240513163218-0867130af1f8 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20240513163218-0867130af1f8 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20240513163218-0867130af1f8 // indirect
+	google.golang.org/genproto v0.0.0-20240515191416-fc5f0ca64291 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20240515191416-fc5f0ca64291 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240515191416-fc5f0ca64291 // indirect
 	google.golang.org/grpc v1.64.0 // indirect
 	google.golang.org/protobuf v1.34.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect